23509720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1612

約数の個数: 64

約数和(自身を含む): 58968000

約数和(自身を除く): 35458280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1559, 1885, 3016, 3118, 3770, 6236, 7540, 7795, 12472, 15080, 15590, 20267, 31180, 40534, 45211, 62360, 81068, 90422, 101335, 162136, 180844, 202670, 226055, 361688, 405340, 452110, 587743, 810680, 904220, 1175486, 1808440, 2350972, 2938715, 4701944, 5877430, 11754860, 23509720]

約数ペア:

[(1, 23509720), (2, 11754860), (4, 5877430), (5, 4701944), (8, 2938715), (10, 2350972), (13, 1808440), (20, 1175486), (26, 904220), (29, 810680), (40, 587743), (52, 452110), (58, 405340), (65, 361688), (104, 226055), (116, 202670), (130, 180844), (145, 162136), (232, 101335), (260, 90422), (290, 81068), (377, 62360), (520, 45211), (580, 40534), (754, 31180), (1160, 20267), (1508, 15590), (1559, 15080), (1885, 12472), (3016, 7795), (3118, 7540), (3770, 6236)]