1878763020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{74377}}^1$

素因数の和:74810

約数の個数: 48

約数和(自身を含む): 5273102688

約数和(自身を除く): 3394339668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8420, 12630, 25260, 74377, 148754, 223131, 297508, 371885, 446262, 743770, 892524, 1115655, 1487540, 2231310, 4462620, 31312717, 62625434, 93938151, 125250868, 156563585, 187876302, 313127170, 375752604, 469690755, 626254340, 939381510, 1878763020]

約数ペア:

[(1, 1878763020), (2, 939381510), (3, 626254340), (4, 469690755), (5, 375752604), (6, 313127170), (10, 187876302), (12, 156563585), (15, 125250868), (20, 93938151), (30, 62625434), (60, 31312717), (421, 4462620), (842, 2231310), (1263, 1487540), (1684, 1115655), (2105, 892524), (2526, 743770), (4210, 446262), (5052, 371885), (6315, 297508), (8420, 223131), (12630, 148754), (25260, 74377)]