39895880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 93873600

約数和(自身を除く): 53977720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 163, 211, 232, 290, 326, 422, 580, 652, 815, 844, 1055, 1160, 1304, 1630, 1688, 2110, 3260, 4220, 4727, 6119, 6520, 8440, 9454, 12238, 18908, 23635, 24476, 30595, 34393, 37816, 47270, 48952, 61190, 68786, 94540, 122380, 137572, 171965, 189080, 244760, 275144, 343930, 687860, 997397, 1375720, 1994794, 3989588, 4986985, 7979176, 9973970, 19947940, 39895880]

約数ペア:

[(1, 39895880), (2, 19947940), (4, 9973970), (5, 7979176), (8, 4986985), (10, 3989588), (20, 1994794), (29, 1375720), (40, 997397), (58, 687860), (116, 343930), (145, 275144), (163, 244760), (211, 189080), (232, 171965), (290, 137572), (326, 122380), (422, 94540), (580, 68786), (652, 61190), (815, 48952), (844, 47270), (1055, 37816), (1160, 34393), (1304, 30595), (1630, 24476), (1688, 23635), (2110, 18908), (3260, 12238), (4220, 9454), (4727, 8440), (6119, 6520)]