13085680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8609}}^1$

素因数の和:8641

約数の個数: 40

約数和(自身を含む): 32029200

約数和(自身を除く): 18943520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8609, 17218, 34436, 43045, 68872, 86090, 137744, 163571, 172180, 327142, 344360, 654284, 688720, 817855, 1308568, 1635710, 2617136, 3271420, 6542840, 13085680]

約数ペア:

[(1, 13085680), (2, 6542840), (4, 3271420), (5, 2617136), (8, 1635710), (10, 1308568), (16, 817855), (19, 688720), (20, 654284), (38, 344360), (40, 327142), (76, 172180), (80, 163571), (95, 137744), (152, 86090), (190, 68872), (304, 43045), (380, 34436), (760, 17218), (1520, 8609)]