1576640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:409

約数の個数: 56

約数和(自身を含む): 4053840

約数和(自身を除く): 2477200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 379, 416, 520, 758, 832, 1040, 1516, 1895, 2080, 3032, 3790, 4160, 4927, 6064, 7580, 9854, 12128, 15160, 19708, 24256, 24635, 30320, 39416, 49270, 60640, 78832, 98540, 121280, 157664, 197080, 315328, 394160, 788320, 1576640]

約数ペア:

[(1, 1576640), (2, 788320), (4, 394160), (5, 315328), (8, 197080), (10, 157664), (13, 121280), (16, 98540), (20, 78832), (26, 60640), (32, 49270), (40, 39416), (52, 30320), (64, 24635), (65, 24256), (80, 19708), (104, 15160), (130, 12128), (160, 9854), (208, 7580), (260, 6064), (320, 4927), (379, 4160), (416, 3790), (520, 3032), (758, 2080), (832, 1895), (1040, 1516)]