278246410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{93059}}^1$

素因数の和:93102

約数の個数: 32

約数和(自身を含む): 562826880

約数和(自身を除く): 284580470

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 93059, 186118, 465295, 930590, 1209767, 2140357, 2419534, 4280714, 6048835, 10701785, 12097670, 21403570, 27824641, 55649282, 139123205, 278246410]

約数ペア:

[(1, 278246410), (2, 139123205), (5, 55649282), (10, 27824641), (13, 21403570), (23, 12097670), (26, 10701785), (46, 6048835), (65, 4280714), (115, 2419534), (130, 2140357), (230, 1209767), (299, 930590), (598, 465295), (1495, 186118), (2990, 93059)]