12295220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2833}}^1$

素因数の和:2880

約数の個数: 48

約数和(自身を含む): 30471168

約数和(自身を除く): 18175948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2833, 4340, 5666, 11332, 14165, 19831, 28330, 39662, 56660, 79324, 87823, 99155, 175646, 198310, 351292, 396620, 439115, 614761, 878230, 1229522, 1756460, 2459044, 3073805, 6147610, 12295220]

約数ペア:

[(1, 12295220), (2, 6147610), (4, 3073805), (5, 2459044), (7, 1756460), (10, 1229522), (14, 878230), (20, 614761), (28, 439115), (31, 396620), (35, 351292), (62, 198310), (70, 175646), (124, 99155), (140, 87823), (155, 79324), (217, 56660), (310, 39662), (434, 28330), (620, 19831), (868, 14165), (1085, 11332), (2170, 5666), (2833, 4340)]