1405690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 2975616

約数和(自身を除く): 1569926

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 983, 1430, 1966, 4915, 9830, 10813, 12779, 21626, 25558, 54065, 63895, 108130, 127790, 140569, 281138, 702845, 1405690]

約数ペア:

[(1, 1405690), (2, 702845), (5, 281138), (10, 140569), (11, 127790), (13, 108130), (22, 63895), (26, 54065), (55, 25558), (65, 21626), (110, 12779), (130, 10813), (143, 9830), (286, 4915), (715, 1966), (983, 1430)]