20877240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173977}}^1$

素因数の和:173991

約数の個数: 32

約数和(自身を含む): 62632080

約数和(自身を除く): 41754840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173977, 347954, 521931, 695908, 869885, 1043862, 1391816, 1739770, 2087724, 2609655, 3479540, 4175448, 5219310, 6959080, 10438620, 20877240]

約数ペア:

[(1, 20877240), (2, 10438620), (3, 6959080), (4, 5219310), (5, 4175448), (6, 3479540), (8, 2609655), (10, 2087724), (12, 1739770), (15, 1391816), (20, 1043862), (24, 869885), (30, 695908), (40, 521931), (60, 347954), (120, 173977)]