20733134870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{751}}^1\times {\mathrm{863}}^1$

素因数の和:2085

約数の個数: 64

約数和(自身を含む): 42850861056

約数和(自身を除く): 22117726186

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457, 751, 863, 914, 1502, 1726, 2285, 3199, 3755, 4315, 4570, 5257, 6041, 6398, 7510, 8630, 10514, 12082, 15995, 26285, 30205, 31990, 52570, 60410, 343207, 394391, 648113, 686414, 788782, 1296226, 1716035, 1971955, 2402449, 2760737, 3240565, 3432070, 3943910, 4536791, 4804898, 5521474, 6481130, 9073582, 12012245, 13803685, 22683955, 24024490, 27607370, 45367910, 296187641, 592375282, 1480938205, 2073313487, 2961876410, 4146626974, 10366567435, 20733134870]

約数ペア:

[(1, 20733134870), (2, 10366567435), (5, 4146626974), (7, 2961876410), (10, 2073313487), (14, 1480938205), (35, 592375282), (70, 296187641), (457, 45367910), (751, 27607370), (863, 24024490), (914, 22683955), (1502, 13803685), (1726, 12012245), (2285, 9073582), (3199, 6481130), (3755, 5521474), (4315, 4804898), (4570, 4536791), (5257, 3943910), (6041, 3432070), (6398, 3240565), (7510, 2760737), (8630, 2402449), (10514, 1971955), (12082, 1716035), (15995, 1296226), (26285, 788782), (30205, 686414), (31990, 648113), (52570, 394391), (60410, 343207)]