39969410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2347}}^1$

素因数の和:2498

約数の個数: 32

約数和(自身を含む): 78103872

約数和(自身を除く): 38134462

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1703, 2347, 3406, 4694, 8515, 11735, 17030, 23470, 30511, 61022, 152555, 305110, 307457, 614914, 1537285, 3074570, 3996941, 7993882, 19984705, 39969410]

約数ペア:

[(1, 39969410), (2, 19984705), (5, 7993882), (10, 3996941), (13, 3074570), (26, 1537285), (65, 614914), (130, 307457), (131, 305110), (262, 152555), (655, 61022), (1310, 30511), (1703, 23470), (2347, 17030), (3406, 11735), (4694, 8515)]