15749220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3780

約数の個数: 48

約数和(自身を含む): 44731008

約数和(自身を除く): 28981788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3697, 4260, 7394, 11091, 14788, 18485, 22182, 36970, 44364, 55455, 73940, 110910, 221820, 262487, 524974, 787461, 1049948, 1312435, 1574922, 2624870, 3149844, 3937305, 5249740, 7874610, 15749220]

約数ペア:

[(1, 15749220), (2, 7874610), (3, 5249740), (4, 3937305), (5, 3149844), (6, 2624870), (10, 1574922), (12, 1312435), (15, 1049948), (20, 787461), (30, 524974), (60, 262487), (71, 221820), (142, 110910), (213, 73940), (284, 55455), (355, 44364), (426, 36970), (710, 22182), (852, 18485), (1065, 14788), (1420, 11091), (2130, 7394), (3697, 4260)]