4640970297580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12239}}^1\times {\mathrm{144731}}^1$

素因数の和:157110

約数の個数: 48

約数和(自身を含む): 9821305105920

約数和(自身を除く): 5180334808340

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 12239, 24478, 48956, 61195, 122390, 144731, 244780, 289462, 578924, 723655, 1447310, 1603309, 2894620, 3206618, 6413236, 8016545, 16033090, 18959761, 32066180, 37919522, 75839044, 94798805, 189597610, 379195220, 1771362709, 3542725418, 7085450836, 8856813545, 17713627090, 35427254180, 232048514879, 464097029758, 928194059516, 1160242574395, 2320485148790, 4640970297580]

約数ペア:

[(1, 4640970297580), (2, 2320485148790), (4, 1160242574395), (5, 928194059516), (10, 464097029758), (20, 232048514879), (131, 35427254180), (262, 17713627090), (524, 8856813545), (655, 7085450836), (1310, 3542725418), (2620, 1771362709), (12239, 379195220), (24478, 189597610), (48956, 94798805), (61195, 75839044), (122390, 37919522), (144731, 32066180), (244780, 18959761), (289462, 16033090), (578924, 8016545), (723655, 6413236), (1447310, 3206618), (1603309, 2894620)]