15342520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12373}}^1$

素因数の和:12415

約数の個数: 32

約数和(自身を含む): 35637120

約数和(自身を除く): 20294600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12373, 24746, 49492, 61865, 98984, 123730, 247460, 383563, 494920, 767126, 1534252, 1917815, 3068504, 3835630, 7671260, 15342520]

約数ペア:

[(1, 15342520), (2, 7671260), (4, 3835630), (5, 3068504), (8, 1917815), (10, 1534252), (20, 767126), (31, 494920), (40, 383563), (62, 247460), (124, 123730), (155, 98984), (248, 61865), (310, 49492), (620, 24746), (1240, 12373)]