97879780

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{18059}}^1$

素因数の和:18339

約数の個数: 24

約数和(自身を含む): 206317440

約数和(自身を除く): 108437660

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 18059, 36118, 72236, 90295, 180590, 361180, 4893989, 9787978, 19575956, 24469945, 48939890, 97879780]

約数ペア:

[(1, 97879780), (2, 48939890), (4, 24469945), (5, 19575956), (10, 9787978), (20, 4893989), (271, 361180), (542, 180590), (1084, 90295), (1355, 72236), (2710, 36118), (5420, 18059)]