42426520

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{6131}}^1$

素因数の和:6315

約数の個数: 32

約数和(自身を含む): 96027120

約数和(自身を除く): 53600600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6131, 6920, 12262, 24524, 30655, 49048, 61310, 122620, 245240, 1060663, 2121326, 4242652, 5303315, 8485304, 10606630, 21213260, 42426520]

約数ペア:

[(1, 42426520), (2, 21213260), (4, 10606630), (5, 8485304), (8, 5303315), (10, 4242652), (20, 2121326), (40, 1060663), (173, 245240), (346, 122620), (692, 61310), (865, 49048), (1384, 30655), (1730, 24524), (3460, 12262), (6131, 6920)]