1285144370

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{27823}}^1$

素因数の和:28010

約数の個数: 32

約数和(自身を含む): 2403993600

約数和(自身を除く): 1118849230

約数列:

[1, 2, 5, 10, 31, 62, 149, 155, 298, 310, 745, 1490, 4619, 9238, 23095, 27823, 46190, 55646, 139115, 278230, 862513, 1725026, 4145627, 4312565, 8291254, 8625130, 20728135, 41456270, 128514437, 257028874, 642572185, 1285144370]

約数ペア:

[(1, 1285144370), (2, 642572185), (5, 257028874), (10, 128514437), (31, 41456270), (62, 20728135), (149, 8625130), (155, 8291254), (298, 4312565), (310, 4145627), (745, 1725026), (1490, 862513), (4619, 278230), (9238, 139115), (23095, 55646), (27823, 46190)]