54656920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71917}}^1$

素因数の和:71947

約数の個数: 32

約数和(自身を含む): 129452400

約数和(自身を除く): 74795480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 71917, 143834, 287668, 359585, 575336, 719170, 1366423, 1438340, 2732846, 2876680, 5465692, 6832115, 10931384, 13664230, 27328460, 54656920]

約数ペア:

[(1, 54656920), (2, 27328460), (4, 13664230), (5, 10931384), (8, 6832115), (10, 5465692), (19, 2876680), (20, 2732846), (38, 1438340), (40, 1366423), (76, 719170), (95, 575336), (152, 359585), (190, 287668), (380, 143834), (760, 71917)]