15331480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20203

約数の個数: 32

約数和(自身を含む): 36313200

約数和(自身を除く): 20981720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20173, 40346, 80692, 100865, 161384, 201730, 383287, 403460, 766574, 806920, 1533148, 1916435, 3066296, 3832870, 7665740, 15331480]

約数ペア:

[(1, 15331480), (2, 7665740), (4, 3832870), (5, 3066296), (8, 1916435), (10, 1533148), (19, 806920), (20, 766574), (38, 403460), (40, 383287), (76, 201730), (95, 161384), (152, 100865), (190, 80692), (380, 40346), (760, 20173)]