4387890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11251}}^1$

素因数の和:11274

約数の個数: 32

約数和(自身を含む): 11342016

約数和(自身を除く): 6954126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 11251, 22502, 33753, 56255, 67506, 112510, 146263, 168765, 292526, 337530, 438789, 731315, 877578, 1462630, 2193945, 4387890]

約数ペア:

[(1, 4387890), (2, 2193945), (3, 1462630), (5, 877578), (6, 731315), (10, 438789), (13, 337530), (15, 292526), (26, 168765), (30, 146263), (39, 112510), (65, 67506), (78, 56255), (130, 33753), (195, 22502), (390, 11251)]