9101380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 20623680

約数和(自身を除く): 11522300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 557, 817, 860, 1114, 1634, 2228, 2785, 3268, 4085, 5570, 8170, 10583, 11140, 16340, 21166, 23951, 42332, 47902, 52915, 95804, 105830, 119755, 211660, 239510, 455069, 479020, 910138, 1820276, 2275345, 4550690, 9101380]

約数ペア:

[(1, 9101380), (2, 4550690), (4, 2275345), (5, 1820276), (10, 910138), (19, 479020), (20, 455069), (38, 239510), (43, 211660), (76, 119755), (86, 105830), (95, 95804), (172, 52915), (190, 47902), (215, 42332), (380, 23951), (430, 21166), (557, 16340), (817, 11140), (860, 10583), (1114, 8170), (1634, 5570), (2228, 4085), (2785, 3268)]