1330341560

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{82939}}^1$

素因数の和:83351

約数の個数: 32

約数和(自身を含む): 3000769200

約数和(自身を除く): 1670427640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 82939, 165878, 331756, 414695, 663512, 829390, 1658780, 3317560, 33258539, 66517078, 133034156, 166292695, 266068312, 332585390, 665170780, 1330341560]

約数ペア:

[(1, 1330341560), (2, 665170780), (4, 332585390), (5, 266068312), (8, 166292695), (10, 133034156), (20, 66517078), (40, 33258539), (401, 3317560), (802, 1658780), (1604, 829390), (2005, 663512), (3208, 414695), (4010, 331756), (8020, 165878), (16040, 82939)]