1385291200

素因数分解:

$2^6\times 5^2\times {\mathrm{865807}}^1$

素因数の和:865829

約数の個数: 42

約数和(自身を含む): 3408686096

約数和(自身を除く): 2023394896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 865807, 1731614, 3463228, 4329035, 6926456, 8658070, 13852912, 17316140, 21645175, 27705824, 34632280, 43290350, 55411648, 69264560, 86580700, 138529120, 173161400, 277058240, 346322800, 692645600, 1385291200]

約数ペア:

[(1, 1385291200), (2, 692645600), (4, 346322800), (5, 277058240), (8, 173161400), (10, 138529120), (16, 86580700), (20, 69264560), (25, 55411648), (32, 43290350), (40, 34632280), (50, 27705824), (64, 21645175), (80, 17316140), (100, 13852912), (160, 8658070), (200, 6926456), (320, 4329035), (400, 3463228), (800, 1731614), (1600, 865807)]