8830640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1246

約数の個数: 80

約数和(自身を含む): 25290048

約数和(自身を除く): 16459408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1213, 1456, 1820, 2426, 3640, 4852, 6065, 7280, 8491, 9704, 12130, 15769, 16982, 19408, 24260, 31538, 33964, 42455, 48520, 63076, 67928, 78845, 84910, 97040, 110383, 126152, 135856, 157690, 169820, 220766, 252304, 315380, 339640, 441532, 551915, 630760, 679280, 883064, 1103830, 1261520, 1766128, 2207660, 4415320, 8830640]

約数ペア:

[(1, 8830640), (2, 4415320), (4, 2207660), (5, 1766128), (7, 1261520), (8, 1103830), (10, 883064), (13, 679280), (14, 630760), (16, 551915), (20, 441532), (26, 339640), (28, 315380), (35, 252304), (40, 220766), (52, 169820), (56, 157690), (65, 135856), (70, 126152), (80, 110383), (91, 97040), (104, 84910), (112, 78845), (130, 67928), (140, 63076), (182, 48520), (208, 42455), (260, 33964), (280, 31538), (364, 24260), (455, 19408), (520, 16982), (560, 15769), (728, 12130), (910, 9704), (1040, 8491), (1213, 7280), (1456, 6065), (1820, 4852), (2426, 3640)]