11451580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 27711936

約数和(自身を除く): 16260356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 521, 628, 785, 1042, 1099, 1570, 2084, 2198, 2605, 3140, 3647, 4396, 5210, 5495, 7294, 10420, 10990, 14588, 18235, 21980, 36470, 72940, 81797, 163594, 327188, 408985, 572579, 817970, 1145158, 1635940, 2290316, 2862895, 5725790, 11451580]

約数ペア:

[(1, 11451580), (2, 5725790), (4, 2862895), (5, 2290316), (7, 1635940), (10, 1145158), (14, 817970), (20, 572579), (28, 408985), (35, 327188), (70, 163594), (140, 81797), (157, 72940), (314, 36470), (521, 21980), (628, 18235), (785, 14588), (1042, 10990), (1099, 10420), (1570, 7294), (2084, 5495), (2198, 5210), (2605, 4396), (3140, 3647)]