40437320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 119577600

約数和(自身を除く): 79140280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 691, 760, 770, 836, 1045, 1064, 1330, 1382, 1463, 1540, 1672, 2090, 2660, 2764, 2926, 3080, 3455, 4180, 4837, 5320, 5528, 5852, 6910, 7315, 7601, 8360, 9674, 11704, 13129, 13820, 14630, 15202, 19348, 24185, 26258, 27640, 29260, 30404, 38005, 38696, 48370, 52516, 53207, 58520, 60808, 65645, 76010, 91903, 96740, 105032, 106414, 131290, 144419, 152020, 183806, 193480, 212828, 262580, 266035, 288838, 304040, 367612, 425656, 459515, 525160, 532070, 577676, 722095, 735224, 919030, 1010933, 1064140, 1155352, 1444190, 1838060, 2021866, 2128280, 2888380, 3676120, 4043732, 5054665, 5776760, 8087464, 10109330, 20218660, 40437320]

約数ペア:

[(1, 40437320), (2, 20218660), (4, 10109330), (5, 8087464), (7, 5776760), (8, 5054665), (10, 4043732), (11, 3676120), (14, 2888380), (19, 2128280), (20, 2021866), (22, 1838060), (28, 1444190), (35, 1155352), (38, 1064140), (40, 1010933), (44, 919030), (55, 735224), (56, 722095), (70, 577676), (76, 532070), (77, 525160), (88, 459515), (95, 425656), (110, 367612), (133, 304040), (140, 288838), (152, 266035), (154, 262580), (190, 212828), (209, 193480), (220, 183806), (266, 152020), (280, 144419), (308, 131290), (380, 106414), (385, 105032), (418, 96740), (440, 91903), (532, 76010), (616, 65645), (665, 60808), (691, 58520), (760, 53207), (770, 52516), (836, 48370), (1045, 38696), (1064, 38005), (1330, 30404), (1382, 29260), (1463, 27640), (1540, 26258), (1672, 24185), (2090, 19348), (2660, 15202), (2764, 14630), (2926, 13820), (3080, 13129), (3455, 11704), (4180, 9674), (4837, 8360), (5320, 7601), (5528, 7315), (5852, 6910)]