15455940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{823}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 43467648

約数和(自身を除く): 28011708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 823, 939, 1252, 1565, 1646, 1878, 2469, 3130, 3292, 3756, 4115, 4695, 4938, 6260, 8230, 9390, 9876, 12345, 16460, 18780, 24690, 49380, 257599, 515198, 772797, 1030396, 1287995, 1545594, 2575990, 3091188, 3863985, 5151980, 7727970, 15455940]

約数ペア:

[(1, 15455940), (2, 7727970), (3, 5151980), (4, 3863985), (5, 3091188), (6, 2575990), (10, 1545594), (12, 1287995), (15, 1030396), (20, 772797), (30, 515198), (60, 257599), (313, 49380), (626, 24690), (823, 18780), (939, 16460), (1252, 12345), (1565, 9876), (1646, 9390), (1878, 8230), (2469, 6260), (3130, 4938), (3292, 4695), (3756, 4115)]