20559303480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7449023}}^1$

素因数の和:7449060

約数の個数: 64

約数和(自身を含む): 64359567360

約数和(自身を除く): 43800263880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7449023, 14898046, 22347069, 29796092, 37245115, 44694138, 59592184, 74490230, 89388276, 111735345, 148980460, 171327529, 178776552, 223470690, 297960920, 342655058, 446941380, 513982587, 685310116, 856637645, 893882760, 1027965174, 1370620232, 1713275290, 2055930348, 2569912935, 3426550580, 4111860696, 5139825870, 6853101160, 10279651740, 20559303480]

約数ペア:

[(1, 20559303480), (2, 10279651740), (3, 6853101160), (4, 5139825870), (5, 4111860696), (6, 3426550580), (8, 2569912935), (10, 2055930348), (12, 1713275290), (15, 1370620232), (20, 1027965174), (23, 893882760), (24, 856637645), (30, 685310116), (40, 513982587), (46, 446941380), (60, 342655058), (69, 297960920), (92, 223470690), (115, 178776552), (120, 171327529), (138, 148980460), (184, 111735345), (230, 89388276), (276, 74490230), (345, 59592184), (460, 44694138), (552, 37245115), (690, 29796092), (920, 22347069), (1380, 14898046), (2760, 7449023)]