57153980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219823}}^1$

素因数の和:219845

約数の個数: 24

約数和(自身を含む): 129256512

約数和(自身を除く): 72102532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 219823, 439646, 879292, 1099115, 2198230, 2857699, 4396460, 5715398, 11430796, 14288495, 28576990, 57153980]

約数ペア:

[(1, 57153980), (2, 28576990), (4, 14288495), (5, 11430796), (10, 5715398), (13, 4396460), (20, 2857699), (26, 2198230), (52, 1099115), (65, 879292), (130, 439646), (260, 219823)]