2100022390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 3956040000

約数和(自身を除く): 1856017610

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 149, 215, 298, 365, 430, 449, 730, 745, 898, 1490, 2245, 3139, 4490, 6278, 6407, 10877, 12814, 15695, 19307, 21754, 31390, 32035, 32777, 38614, 54385, 64070, 65554, 66901, 96535, 108770, 133802, 163885, 193070, 327770, 334505, 467711, 669010, 935422, 1409411, 2338555, 2818822, 2876743, 4677110, 4883773, 5753486, 7047055, 9767546, 14094110, 14383715, 24418865, 28767430, 48837730, 210002239, 420004478, 1050011195, 2100022390]

約数ペア:

[(1, 2100022390), (2, 1050011195), (5, 420004478), (10, 210002239), (43, 48837730), (73, 28767430), (86, 24418865), (146, 14383715), (149, 14094110), (215, 9767546), (298, 7047055), (365, 5753486), (430, 4883773), (449, 4677110), (730, 2876743), (745, 2818822), (898, 2338555), (1490, 1409411), (2245, 935422), (3139, 669010), (4490, 467711), (6278, 334505), (6407, 327770), (10877, 193070), (12814, 163885), (15695, 133802), (19307, 108770), (21754, 96535), (31390, 66901), (32035, 65554), (32777, 64070), (38614, 54385)]