61952020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{18329}}^1$

素因数の和:18364

約数の個数: 36

約数和(自身を含む): 140884380

約数和(自身を除く): 78932360

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 18329, 36658, 73316, 91645, 183290, 238277, 366580, 476554, 953108, 1191385, 2382770, 3097601, 4765540, 6195202, 12390404, 15488005, 30976010, 61952020]

約数ペア:

[(1, 61952020), (2, 30976010), (4, 15488005), (5, 12390404), (10, 6195202), (13, 4765540), (20, 3097601), (26, 2382770), (52, 1191385), (65, 953108), (130, 476554), (169, 366580), (260, 238277), (338, 183290), (676, 91645), (845, 73316), (1690, 36658), (3380, 18329)]