15091840

素因数分解:

$2^7\times 5^1\times {\mathrm{23581}}^1$

素因数の和:23600

約数の個数: 32

約数和(自身を含む): 36080460

約数和(自身を除く): 20988620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 23581, 47162, 94324, 117905, 188648, 235810, 377296, 471620, 754592, 943240, 1509184, 1886480, 3018368, 3772960, 7545920, 15091840]

約数ペア:

[(1, 15091840), (2, 7545920), (4, 3772960), (5, 3018368), (8, 1886480), (10, 1509184), (16, 943240), (20, 754592), (32, 471620), (40, 377296), (64, 235810), (80, 188648), (128, 117905), (160, 94324), (320, 47162), (640, 23581)]