15251840

素因数分解:

$2^7\times 5^1\times {\mathrm{23831}}^1$

素因数の和:23850

約数の個数: 32

約数和(自身を含む): 36462960

約数和(自身を除く): 21211120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 23831, 47662, 95324, 119155, 190648, 238310, 381296, 476620, 762592, 953240, 1525184, 1906480, 3050368, 3812960, 7625920, 15251840]

約数ペア:

[(1, 15251840), (2, 7625920), (4, 3812960), (5, 3050368), (8, 1906480), (10, 1525184), (16, 953240), (20, 762592), (32, 476620), (40, 381296), (64, 238310), (80, 190648), (128, 119155), (160, 95324), (320, 47662), (640, 23831)]