2037700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 5249664

約数和(自身を除く): 3211964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 50, 70, 71, 82, 100, 140, 142, 164, 175, 205, 284, 287, 350, 355, 410, 497, 574, 700, 710, 820, 994, 1025, 1148, 1420, 1435, 1775, 1988, 2050, 2485, 2870, 2911, 3550, 4100, 4970, 5740, 5822, 7100, 7175, 9940, 11644, 12425, 14350, 14555, 20377, 24850, 28700, 29110, 40754, 49700, 58220, 72775, 81508, 101885, 145550, 203770, 291100, 407540, 509425, 1018850, 2037700]

約数ペア:

[(1, 2037700), (2, 1018850), (4, 509425), (5, 407540), (7, 291100), (10, 203770), (14, 145550), (20, 101885), (25, 81508), (28, 72775), (35, 58220), (41, 49700), (50, 40754), (70, 29110), (71, 28700), (82, 24850), (100, 20377), (140, 14555), (142, 14350), (164, 12425), (175, 11644), (205, 9940), (284, 7175), (287, 7100), (350, 5822), (355, 5740), (410, 4970), (497, 4100), (574, 3550), (700, 2911), (710, 2870), (820, 2485), (994, 2050), (1025, 1988), (1148, 1775), (1420, 1435)]