16374020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 37594368

約数和(自身を除く): 21220348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 887, 923, 1420, 1774, 1846, 3548, 3692, 4435, 4615, 8870, 9230, 11531, 17740, 18460, 23062, 46124, 57655, 62977, 115310, 125954, 230620, 251908, 314885, 629770, 818701, 1259540, 1637402, 3274804, 4093505, 8187010, 16374020]

約数ペア:

[(1, 16374020), (2, 8187010), (4, 4093505), (5, 3274804), (10, 1637402), (13, 1259540), (20, 818701), (26, 629770), (52, 314885), (65, 251908), (71, 230620), (130, 125954), (142, 115310), (260, 62977), (284, 57655), (355, 46124), (710, 23062), (887, 18460), (923, 17740), (1420, 11531), (1774, 9230), (1846, 8870), (3548, 4615), (3692, 4435)]