20218359040

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{75577}}^1$

素因数の和:75628

約数の個数: 144

約数和(自身を含む): 55613315520

約数和(自身を除く): 35394956480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1280, 1408, 1520, 1672, 1760, 2090, 2432, 2816, 3040, 3344, 3520, 4180, 4864, 6080, 6688, 7040, 8360, 12160, 13376, 14080, 16720, 24320, 26752, 33440, 53504, 66880, 75577, 133760, 151154, 267520, 302308, 377885, 604616, 755770, 831347, 1209232, 1435963, 1511540, 1662694, 2418464, 2871926, 3023080, 3325388, 4156735, 4836928, 5743852, 6046160, 6650776, 7179815, 8313470, 9673856, 11487704, 12092320, 13301552, 14359630, 15795593, 16626940, 19347712, 22975408, 24184640, 26603104, 28719260, 31591186, 33253880, 45950816, 48369280, 53206208, 57438520, 63182372, 66507760, 78977965, 91901632, 96738560, 106412416, 114877040, 126364744, 133015520, 157955930, 183803264, 212824832, 229754080, 252729488, 266031040, 315911860, 367606528, 459508160, 505458976, 532062080, 631823720, 919016320, 1010917952, 1064124160, 1263647440, 1838032640, 2021835904, 2527294880, 4043671808, 5054589760, 10109179520, 20218359040]

約数ペア:

[(1, 20218359040), (2, 10109179520), (4, 5054589760), (5, 4043671808), (8, 2527294880), (10, 2021835904), (11, 1838032640), (16, 1263647440), (19, 1064124160), (20, 1010917952), (22, 919016320), (32, 631823720), (38, 532062080), (40, 505458976), (44, 459508160), (55, 367606528), (64, 315911860), (76, 266031040), (80, 252729488), (88, 229754080), (95, 212824832), (110, 183803264), (128, 157955930), (152, 133015520), (160, 126364744), (176, 114877040), (190, 106412416), (209, 96738560), (220, 91901632), (256, 78977965), (304, 66507760), (320, 63182372), (352, 57438520), (380, 53206208), (418, 48369280), (440, 45950816), (608, 33253880), (640, 31591186), (704, 28719260), (760, 26603104), (836, 24184640), (880, 22975408), (1045, 19347712), (1216, 16626940), (1280, 15795593), (1408, 14359630), (1520, 13301552), (1672, 12092320), (1760, 11487704), (2090, 9673856), (2432, 8313470), (2816, 7179815), (3040, 6650776), (3344, 6046160), (3520, 5743852), (4180, 4836928), (4864, 4156735), (6080, 3325388), (6688, 3023080), (7040, 2871926), (8360, 2418464), (12160, 1662694), (13376, 1511540), (14080, 1435963), (16720, 1209232), (24320, 831347), (26752, 755770), (33440, 604616), (53504, 377885), (66880, 302308), (75577, 267520), (133760, 151154)]