40410080

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 61196320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 79, 80, 92, 115, 139, 158, 160, 184, 230, 278, 316, 368, 395, 460, 556, 632, 695, 736, 790, 920, 1112, 1264, 1390, 1580, 1817, 1840, 2224, 2528, 2780, 3160, 3197, 3634, 3680, 4448, 5560, 6320, 6394, 7268, 9085, 10981, 11120, 12640, 12788, 14536, 15985, 18170, 21962, 22240, 25576, 29072, 31970, 36340, 43924, 51152, 54905, 58144, 63940, 72680, 87848, 102304, 109810, 127880, 145360, 175696, 219620, 252563, 255760, 290720, 351392, 439240, 505126, 511520, 878480, 1010252, 1262815, 1756960, 2020504, 2525630, 4041008, 5051260, 8082016, 10102520, 20205040, 40410080]

約数ペア:

[(1, 40410080), (2, 20205040), (4, 10102520), (5, 8082016), (8, 5051260), (10, 4041008), (16, 2525630), (20, 2020504), (23, 1756960), (32, 1262815), (40, 1010252), (46, 878480), (79, 511520), (80, 505126), (92, 439240), (115, 351392), (139, 290720), (158, 255760), (160, 252563), (184, 219620), (230, 175696), (278, 145360), (316, 127880), (368, 109810), (395, 102304), (460, 87848), (556, 72680), (632, 63940), (695, 58144), (736, 54905), (790, 51152), (920, 43924), (1112, 36340), (1264, 31970), (1390, 29072), (1580, 25576), (1817, 22240), (1840, 21962), (2224, 18170), (2528, 15985), (2780, 14536), (3160, 12788), (3197, 12640), (3634, 11120), (3680, 10981), (4448, 9085), (5560, 7268), (6320, 6394)]