714888940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{1801}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 1525789440

約数和(自身を除く): 810900500

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 223, 356, 445, 446, 890, 892, 1115, 1780, 1801, 2230, 3602, 4460, 7204, 9005, 18010, 19847, 36020, 39694, 79388, 99235, 160289, 198470, 320578, 396940, 401623, 641156, 801445, 803246, 1602890, 1606492, 2008115, 3205780, 4016230, 8032460, 35744447, 71488894, 142977788, 178722235, 357444470, 714888940]

約数ペア:

[(1, 714888940), (2, 357444470), (4, 178722235), (5, 142977788), (10, 71488894), (20, 35744447), (89, 8032460), (178, 4016230), (223, 3205780), (356, 2008115), (445, 1606492), (446, 1602890), (890, 803246), (892, 801445), (1115, 641156), (1780, 401623), (1801, 396940), (2230, 320578), (3602, 198470), (4460, 160289), (7204, 99235), (9005, 79388), (18010, 39694), (19847, 36020)]