387029458820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1\times {\mathrm{163327}}^1$

素因数の和:164532

約数の個数: 48

約数和(自身を含む): 820977991680

約数和(自身を除く): 433948532860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1087, 1090, 2174, 2180, 4348, 5435, 10870, 21740, 118483, 163327, 236966, 326654, 473932, 592415, 653308, 816635, 1184830, 1633270, 2369660, 3266540, 17802643, 35605286, 71210572, 89013215, 177536449, 178026430, 355072898, 356052860, 710145796, 887682245, 1775364490, 3550728980, 19351472941, 38702945882, 77405891764, 96757364705, 193514729410, 387029458820]

約数ペア:

[(1, 387029458820), (2, 193514729410), (4, 96757364705), (5, 77405891764), (10, 38702945882), (20, 19351472941), (109, 3550728980), (218, 1775364490), (436, 887682245), (545, 710145796), (1087, 356052860), (1090, 355072898), (2174, 178026430), (2180, 177536449), (4348, 89013215), (5435, 71210572), (10870, 35605286), (21740, 17802643), (118483, 3266540), (163327, 2369660), (236966, 1633270), (326654, 1184830), (473932, 816635), (592415, 653308)]