30160220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 67267200

約数和(自身を除く): 37106980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 571, 695, 1142, 1390, 2284, 2641, 2780, 2855, 5282, 5710, 10564, 10849, 11420, 13205, 21698, 26410, 43396, 52820, 54245, 79369, 108490, 158738, 216980, 317476, 396845, 793690, 1508011, 1587380, 3016022, 6032044, 7540055, 15080110, 30160220]

約数ペア:

[(1, 30160220), (2, 15080110), (4, 7540055), (5, 6032044), (10, 3016022), (19, 1587380), (20, 1508011), (38, 793690), (76, 396845), (95, 317476), (139, 216980), (190, 158738), (278, 108490), (380, 79369), (556, 54245), (571, 52820), (695, 43396), (1142, 26410), (1390, 21698), (2284, 13205), (2641, 11420), (2780, 10849), (2855, 10564), (5282, 5710)]