1738880

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 128

約数和(自身を含む): 5140800

約数和(自身を除く): 3401920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 64, 65, 76, 80, 88, 95, 104, 110, 128, 130, 143, 152, 160, 176, 190, 208, 209, 220, 247, 260, 286, 304, 320, 352, 380, 416, 418, 440, 494, 520, 572, 608, 640, 704, 715, 760, 832, 836, 880, 988, 1040, 1045, 1144, 1216, 1235, 1408, 1430, 1520, 1664, 1672, 1760, 1976, 2080, 2090, 2288, 2432, 2470, 2717, 2860, 3040, 3344, 3520, 3952, 4160, 4180, 4576, 4940, 5434, 5720, 6080, 6688, 7040, 7904, 8320, 8360, 9152, 9880, 10868, 11440, 12160, 13376, 13585, 15808, 16720, 18304, 19760, 21736, 22880, 26752, 27170, 31616, 33440, 39520, 43472, 45760, 54340, 66880, 79040, 86944, 91520, 108680, 133760, 158080, 173888, 217360, 347776, 434720, 869440, 1738880]

約数ペア:

[(1, 1738880), (2, 869440), (4, 434720), (5, 347776), (8, 217360), (10, 173888), (11, 158080), (13, 133760), (16, 108680), (19, 91520), (20, 86944), (22, 79040), (26, 66880), (32, 54340), (38, 45760), (40, 43472), (44, 39520), (52, 33440), (55, 31616), (64, 27170), (65, 26752), (76, 22880), (80, 21736), (88, 19760), (95, 18304), (104, 16720), (110, 15808), (128, 13585), (130, 13376), (143, 12160), (152, 11440), (160, 10868), (176, 9880), (190, 9152), (208, 8360), (209, 8320), (220, 7904), (247, 7040), (260, 6688), (286, 6080), (304, 5720), (320, 5434), (352, 4940), (380, 4576), (416, 4180), (418, 4160), (440, 3952), (494, 3520), (520, 3344), (572, 3040), (608, 2860), (640, 2717), (704, 2470), (715, 2432), (760, 2288), (832, 2090), (836, 2080), (880, 1976), (988, 1760), (1040, 1672), (1045, 1664), (1144, 1520), (1216, 1430), (1235, 1408)]