20822380080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2798707}}^1$

素因数の和:2798754

約数の個数: 80

約数和(自身を含む): 66631640064

約数和(自身を除く): 45809259984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2798707, 5597414, 8396121, 11194828, 13993535, 16792242, 22389656, 27987070, 33584484, 41980605, 44779312, 55974140, 67168968, 83961210, 86759917, 111948280, 134337936, 167922420, 173519834, 223896560, 260279751, 335844840, 347039668, 433799585, 520559502, 671689680, 694079336, 867599170, 1041119004, 1301398755, 1388158672, 1735198340, 2082238008, 2602797510, 3470396680, 4164476016, 5205595020, 6940793360, 10411190040, 20822380080]

約数ペア:

[(1, 20822380080), (2, 10411190040), (3, 6940793360), (4, 5205595020), (5, 4164476016), (6, 3470396680), (8, 2602797510), (10, 2082238008), (12, 1735198340), (15, 1388158672), (16, 1301398755), (20, 1041119004), (24, 867599170), (30, 694079336), (31, 671689680), (40, 520559502), (48, 433799585), (60, 347039668), (62, 335844840), (80, 260279751), (93, 223896560), (120, 173519834), (124, 167922420), (155, 134337936), (186, 111948280), (240, 86759917), (248, 83961210), (310, 67168968), (372, 55974140), (465, 44779312), (496, 41980605), (620, 33584484), (744, 27987070), (930, 22389656), (1240, 16792242), (1488, 13993535), (1860, 11194828), (2480, 8396121), (3720, 5597414), (7440, 2798707)]