7398980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19471}}^1$

素因数の和:19499

約数の個数: 24

約数和(自身を含む): 16356480

約数和(自身を除く): 8957500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 19471, 38942, 77884, 97355, 194710, 369949, 389420, 739898, 1479796, 1849745, 3699490, 7398980]

約数ペア:

[(1, 7398980), (2, 3699490), (4, 1849745), (5, 1479796), (10, 739898), (19, 389420), (20, 369949), (38, 194710), (76, 97355), (95, 77884), (190, 38942), (380, 19471)]