15121420

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2027}}^1$

素因数の和:2409

約数の個数: 24

約数和(自身を含む): 31855824

約数和(自身を除く): 16734404

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2027, 3730, 4054, 7460, 8108, 10135, 20270, 40540, 756071, 1512142, 3024284, 3780355, 7560710, 15121420]

約数ペア:

[(1, 15121420), (2, 7560710), (4, 3780355), (5, 3024284), (10, 1512142), (20, 756071), (373, 40540), (746, 20270), (1492, 10135), (1865, 8108), (2027, 7460), (3730, 4054)]