15494420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 34180608

約数和(自身を除く): 18686188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 67, 124, 134, 155, 268, 310, 335, 373, 620, 670, 746, 1340, 1492, 1865, 2077, 3730, 4154, 7460, 8308, 10385, 11563, 20770, 23126, 24991, 41540, 46252, 49982, 57815, 99964, 115630, 124955, 231260, 249910, 499820, 774721, 1549442, 3098884, 3873605, 7747210, 15494420]

約数ペア:

[(1, 15494420), (2, 7747210), (4, 3873605), (5, 3098884), (10, 1549442), (20, 774721), (31, 499820), (62, 249910), (67, 231260), (124, 124955), (134, 115630), (155, 99964), (268, 57815), (310, 49982), (335, 46252), (373, 41540), (620, 24991), (670, 23126), (746, 20770), (1340, 11563), (1492, 10385), (1865, 8308), (2077, 7460), (3730, 4154)]