22520080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 57835584

約数和(自身を除く): 35315504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 157, 163, 176, 220, 314, 326, 440, 628, 652, 785, 815, 880, 1256, 1304, 1570, 1630, 1727, 1793, 2512, 2608, 3140, 3260, 3454, 3586, 6280, 6520, 6908, 7172, 8635, 8965, 12560, 13040, 13816, 14344, 17270, 17930, 25591, 27632, 28688, 34540, 35860, 51182, 69080, 71720, 102364, 127955, 138160, 143440, 204728, 255910, 281501, 409456, 511820, 563002, 1023640, 1126004, 1407505, 2047280, 2252008, 2815010, 4504016, 5630020, 11260040, 22520080]

約数ペア:

[(1, 22520080), (2, 11260040), (4, 5630020), (5, 4504016), (8, 2815010), (10, 2252008), (11, 2047280), (16, 1407505), (20, 1126004), (22, 1023640), (40, 563002), (44, 511820), (55, 409456), (80, 281501), (88, 255910), (110, 204728), (157, 143440), (163, 138160), (176, 127955), (220, 102364), (314, 71720), (326, 69080), (440, 51182), (628, 35860), (652, 34540), (785, 28688), (815, 27632), (880, 25591), (1256, 17930), (1304, 17270), (1570, 14344), (1630, 13816), (1727, 13040), (1793, 12560), (2512, 8965), (2608, 8635), (3140, 7172), (3260, 6908), (3454, 6520), (3586, 6280)]