40242560

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 96977520

約数和(自身を除く): 56734960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 277, 320, 454, 554, 640, 908, 1108, 1135, 1385, 1816, 2216, 2270, 2770, 3632, 4432, 4540, 5540, 7264, 8864, 9080, 11080, 14528, 17728, 18160, 22160, 29056, 35456, 36320, 44320, 62879, 72640, 88640, 125758, 145280, 177280, 251516, 314395, 503032, 628790, 1006064, 1257580, 2012128, 2515160, 4024256, 5030320, 8048512, 10060640, 20121280, 40242560]

約数ペア:

[(1, 40242560), (2, 20121280), (4, 10060640), (5, 8048512), (8, 5030320), (10, 4024256), (16, 2515160), (20, 2012128), (32, 1257580), (40, 1006064), (64, 628790), (80, 503032), (128, 314395), (160, 251516), (227, 177280), (277, 145280), (320, 125758), (454, 88640), (554, 72640), (640, 62879), (908, 44320), (1108, 36320), (1135, 35456), (1385, 29056), (1816, 22160), (2216, 18160), (2270, 17728), (2770, 14528), (3632, 11080), (4432, 9080), (4540, 8864), (5540, 7264)]