38881040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 109921536

約数和(自身を除く): 71040496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 80, 85, 88, 92, 110, 113, 115, 136, 170, 176, 184, 187, 220, 226, 230, 253, 272, 340, 368, 374, 391, 440, 452, 460, 506, 565, 680, 748, 782, 880, 904, 920, 935, 1012, 1130, 1243, 1265, 1360, 1496, 1564, 1808, 1840, 1870, 1921, 1955, 2024, 2260, 2486, 2530, 2599, 2992, 3128, 3740, 3842, 3910, 4048, 4301, 4520, 4972, 5060, 5198, 6215, 6256, 7480, 7684, 7820, 8602, 9040, 9605, 9944, 10120, 10396, 12430, 12995, 14960, 15368, 15640, 17204, 19210, 19888, 20240, 20792, 21131, 21505, 24860, 25990, 28589, 30736, 31280, 34408, 38420, 41584, 42262, 43010, 44183, 49720, 51980, 57178, 68816, 76840, 84524, 86020, 88366, 99440, 103960, 105655, 114356, 142945, 153680, 169048, 172040, 176732, 207920, 211310, 220915, 228712, 285890, 338096, 344080, 353464, 422620, 441830, 457424, 486013, 571780, 706928, 845240, 883660, 972026, 1143560, 1690480, 1767320, 1944052, 2287120, 2430065, 3534640, 3888104, 4860130, 7776208, 9720260, 19440520, 38881040]

約数ペア:

[(1, 38881040), (2, 19440520), (4, 9720260), (5, 7776208), (8, 4860130), (10, 3888104), (11, 3534640), (16, 2430065), (17, 2287120), (20, 1944052), (22, 1767320), (23, 1690480), (34, 1143560), (40, 972026), (44, 883660), (46, 845240), (55, 706928), (68, 571780), (80, 486013), (85, 457424), (88, 441830), (92, 422620), (110, 353464), (113, 344080), (115, 338096), (136, 285890), (170, 228712), (176, 220915), (184, 211310), (187, 207920), (220, 176732), (226, 172040), (230, 169048), (253, 153680), (272, 142945), (340, 114356), (368, 105655), (374, 103960), (391, 99440), (440, 88366), (452, 86020), (460, 84524), (506, 76840), (565, 68816), (680, 57178), (748, 51980), (782, 49720), (880, 44183), (904, 43010), (920, 42262), (935, 41584), (1012, 38420), (1130, 34408), (1243, 31280), (1265, 30736), (1360, 28589), (1496, 25990), (1564, 24860), (1808, 21505), (1840, 21131), (1870, 20792), (1921, 20240), (1955, 19888), (2024, 19210), (2260, 17204), (2486, 15640), (2530, 15368), (2599, 14960), (2992, 12995), (3128, 12430), (3740, 10396), (3842, 10120), (3910, 9944), (4048, 9605), (4301, 9040), (4520, 8602), (4972, 7820), (5060, 7684), (5198, 7480), (6215, 6256)]