1330275920

素因数分解:

$2^4\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{10531}}^1$

素因数の和:12123

約数の個数: 40

約数和(自身を含む): 3095144160

約数和(自身を除く): 1764868240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1579, 3158, 6316, 7895, 10531, 12632, 15790, 21062, 25264, 31580, 42124, 52655, 63160, 84248, 105310, 126320, 168496, 210620, 421240, 842480, 16628449, 33256898, 66513796, 83142245, 133027592, 166284490, 266055184, 332568980, 665137960, 1330275920]

約数ペア:

[(1, 1330275920), (2, 665137960), (4, 332568980), (5, 266055184), (8, 166284490), (10, 133027592), (16, 83142245), (20, 66513796), (40, 33256898), (80, 16628449), (1579, 842480), (3158, 421240), (6316, 210620), (7895, 168496), (10531, 126320), (12632, 105310), (15790, 84248), (21062, 63160), (25264, 52655), (31580, 42124)]