1395860

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 2975616

約数和(自身を除く): 1579756

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 983, 1420, 1966, 3932, 4915, 9830, 19660, 69793, 139586, 279172, 348965, 697930, 1395860]

約数ペア:

[(1, 1395860), (2, 697930), (4, 348965), (5, 279172), (10, 139586), (20, 69793), (71, 19660), (142, 9830), (284, 4915), (355, 3932), (710, 1966), (983, 1420)]