20793488402640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1220275141}}^1$

素因数の和:1220275228

約数の個数: 80

約数和(自身を含む): 65367698806656

約数和(自身を除く): 44574210404016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 17040, 1220275141, 2440550282, 3660825423, 4881100564, 6101375705, 7321650846, 9762201128, 12202751410, 14643301692, 18304127115, 19524402256, 24405502820, 29286603384, 36608254230, 48811005640, 58573206768, 73216508460, 86639535011, 97622011280, 146433016920, 173279070022, 259918605033, 292866033840, 346558140044, 433197675055, 519837210066, 693116280088, 866395350110, 1039674420132, 1299593025165, 1386232560176, 1732790700220, 2079348840264, 2599186050330, 3465581400440, 4158697680528, 5198372100660, 6931162800880, 10396744201320, 20793488402640]

約数ペア:

[(1, 20793488402640), (2, 10396744201320), (3, 6931162800880), (4, 5198372100660), (5, 4158697680528), (6, 3465581400440), (8, 2599186050330), (10, 2079348840264), (12, 1732790700220), (15, 1386232560176), (16, 1299593025165), (20, 1039674420132), (24, 866395350110), (30, 693116280088), (40, 519837210066), (48, 433197675055), (60, 346558140044), (71, 292866033840), (80, 259918605033), (120, 173279070022), (142, 146433016920), (213, 97622011280), (240, 86639535011), (284, 73216508460), (355, 58573206768), (426, 48811005640), (568, 36608254230), (710, 29286603384), (852, 24405502820), (1065, 19524402256), (1136, 18304127115), (1420, 14643301692), (1704, 12202751410), (2130, 9762201128), (2840, 7321650846), (3408, 6101375705), (4260, 4881100564), (5680, 3660825423), (8520, 2440550282), (17040, 1220275141)]