7892360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 20632320

約数和(自身を除く): 12739960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 397, 497, 568, 710, 794, 994, 1420, 1588, 1985, 1988, 2485, 2779, 2840, 3176, 3970, 3976, 4970, 5558, 7940, 9940, 11116, 13895, 15880, 19880, 22232, 27790, 28187, 55580, 56374, 111160, 112748, 140935, 197309, 225496, 281870, 394618, 563740, 789236, 986545, 1127480, 1578472, 1973090, 3946180, 7892360]

約数ペア:

[(1, 7892360), (2, 3946180), (4, 1973090), (5, 1578472), (7, 1127480), (8, 986545), (10, 789236), (14, 563740), (20, 394618), (28, 281870), (35, 225496), (40, 197309), (56, 140935), (70, 112748), (71, 111160), (140, 56374), (142, 55580), (280, 28187), (284, 27790), (355, 22232), (397, 19880), (497, 15880), (568, 13895), (710, 11116), (794, 9940), (994, 7940), (1420, 5558), (1588, 4970), (1985, 3976), (1988, 3970), (2485, 3176), (2779, 2840)]