720293820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{13063}}^1$

素因数の和:13994

約数の個数: 48

約数和(自身を含む): 2019171840

約数和(自身を除く): 1298878020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 919, 1838, 2757, 3676, 4595, 5514, 9190, 11028, 13063, 13785, 18380, 26126, 27570, 39189, 52252, 55140, 65315, 78378, 130630, 156756, 195945, 261260, 391890, 783780, 12004897, 24009794, 36014691, 48019588, 60024485, 72029382, 120048970, 144058764, 180073455, 240097940, 360146910, 720293820]

約数ペア:

[(1, 720293820), (2, 360146910), (3, 240097940), (4, 180073455), (5, 144058764), (6, 120048970), (10, 72029382), (12, 60024485), (15, 48019588), (20, 36014691), (30, 24009794), (60, 12004897), (919, 783780), (1838, 391890), (2757, 261260), (3676, 195945), (4595, 156756), (5514, 130630), (9190, 78378), (11028, 65315), (13063, 55140), (13785, 52252), (18380, 39189), (26126, 27570)]