19470480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2664

約数の個数: 80

約数和(自身を含む): 62329344

約数和(自身を除く): 42858864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 2617, 3720, 5234, 7440, 7851, 10468, 13085, 15702, 20936, 26170, 31404, 39255, 41872, 52340, 62808, 78510, 81127, 104680, 125616, 157020, 162254, 209360, 243381, 314040, 324508, 405635, 486762, 628080, 649016, 811270, 973524, 1216905, 1298032, 1622540, 1947048, 2433810, 3245080, 3894096, 4867620, 6490160, 9735240, 19470480]

約数ペア:

[(1, 19470480), (2, 9735240), (3, 6490160), (4, 4867620), (5, 3894096), (6, 3245080), (8, 2433810), (10, 1947048), (12, 1622540), (15, 1298032), (16, 1216905), (20, 973524), (24, 811270), (30, 649016), (31, 628080), (40, 486762), (48, 405635), (60, 324508), (62, 314040), (80, 243381), (93, 209360), (120, 162254), (124, 157020), (155, 125616), (186, 104680), (240, 81127), (248, 78510), (310, 62808), (372, 52340), (465, 41872), (496, 39255), (620, 31404), (744, 26170), (930, 20936), (1240, 15702), (1488, 13085), (1860, 10468), (2480, 7851), (2617, 7440), (3720, 5234)]