15728078380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{56369}}^1$

素因数の和:58378

約数の個数: 48

約数和(自身を含む): 37766998080

約数和(自身を除く): 22038919700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1993, 3986, 7972, 9965, 13951, 19930, 27902, 39860, 55804, 56369, 69755, 112738, 139510, 225476, 279020, 281845, 394583, 563690, 789166, 1127380, 1578332, 1972915, 3945830, 7891660, 112343417, 224686834, 449373668, 561717085, 786403919, 1123434170, 1572807838, 2246868340, 3145615676, 3932019595, 7864039190, 15728078380]

約数ペア:

[(1, 15728078380), (2, 7864039190), (4, 3932019595), (5, 3145615676), (7, 2246868340), (10, 1572807838), (14, 1123434170), (20, 786403919), (28, 561717085), (35, 449373668), (70, 224686834), (140, 112343417), (1993, 7891660), (3986, 3945830), (7972, 1972915), (9965, 1578332), (13951, 1127380), (19930, 789166), (27902, 563690), (39860, 394583), (55804, 281845), (56369, 279020), (69755, 225476), (112738, 139510)]