405062710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163993}}^1$

素因数の和:164032

約数の個数: 32

約数和(自身を含む): 826529760

約数和(自身を除く): 421467050

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 163993, 327986, 819965, 1639930, 2131909, 3115867, 4263818, 6231734, 10659545, 15579335, 21319090, 31158670, 40506271, 81012542, 202531355, 405062710]

約数ペア:

[(1, 405062710), (2, 202531355), (5, 81012542), (10, 40506271), (13, 31158670), (19, 21319090), (26, 15579335), (38, 10659545), (65, 6231734), (95, 4263818), (130, 3115867), (190, 2131909), (247, 1639930), (494, 819965), (1235, 327986), (2470, 163993)]