20178872820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{369983}}^1$

素因数の和:370102

約数の個数: 96

約数和(自身を含む): 63400458240

約数和(自身を除く): 43221585420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 101, 108, 135, 180, 202, 270, 303, 404, 505, 540, 606, 909, 1010, 1212, 1515, 1818, 2020, 2727, 3030, 3636, 4545, 5454, 6060, 9090, 10908, 13635, 18180, 27270, 54540, 369983, 739966, 1109949, 1479932, 1849915, 2219898, 3329847, 3699830, 4439796, 5549745, 6659694, 7399660, 9989541, 11099490, 13319388, 16649235, 19979082, 22198980, 33298470, 37368283, 39958164, 49947705, 66596940, 74736566, 99895410, 112104849, 149473132, 186841415, 199790820, 224209698, 336314547, 373682830, 448419396, 560524245, 672629094, 747365660, 1008943641, 1121048490, 1345258188, 1681572735, 2017887282, 2242096980, 3363145470, 4035774564, 5044718205, 6726290940, 10089436410, 20178872820]

約数ペア:

[(1, 20178872820), (2, 10089436410), (3, 6726290940), (4, 5044718205), (5, 4035774564), (6, 3363145470), (9, 2242096980), (10, 2017887282), (12, 1681572735), (15, 1345258188), (18, 1121048490), (20, 1008943641), (27, 747365660), (30, 672629094), (36, 560524245), (45, 448419396), (54, 373682830), (60, 336314547), (90, 224209698), (101, 199790820), (108, 186841415), (135, 149473132), (180, 112104849), (202, 99895410), (270, 74736566), (303, 66596940), (404, 49947705), (505, 39958164), (540, 37368283), (606, 33298470), (909, 22198980), (1010, 19979082), (1212, 16649235), (1515, 13319388), (1818, 11099490), (2020, 9989541), (2727, 7399660), (3030, 6659694), (3636, 5549745), (4545, 4439796), (5454, 3699830), (6060, 3329847), (9090, 2219898), (10908, 1849915), (13635, 1479932), (18180, 1109949), (27270, 739966), (54540, 369983)]