20357730

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1$

素因数の和:673

約数の個数: 80

約数和(自身を含む): 56166264

約数和(自身を除く): 35808534

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 246, 270, 369, 405, 410, 613, 615, 738, 810, 1107, 1226, 1230, 1839, 1845, 2214, 3065, 3321, 3678, 3690, 5517, 5535, 6130, 6642, 9195, 11034, 11070, 16551, 16605, 18390, 25133, 27585, 33102, 33210, 49653, 50266, 55170, 75399, 82755, 99306, 125665, 150798, 165510, 226197, 248265, 251330, 376995, 452394, 496530, 678591, 753990, 1130985, 1357182, 2035773, 2261970, 3392955, 4071546, 6785910, 10178865, 20357730]

約数ペア:

[(1, 20357730), (2, 10178865), (3, 6785910), (5, 4071546), (6, 3392955), (9, 2261970), (10, 2035773), (15, 1357182), (18, 1130985), (27, 753990), (30, 678591), (41, 496530), (45, 452394), (54, 376995), (81, 251330), (82, 248265), (90, 226197), (123, 165510), (135, 150798), (162, 125665), (205, 99306), (246, 82755), (270, 75399), (369, 55170), (405, 50266), (410, 49653), (613, 33210), (615, 33102), (738, 27585), (810, 25133), (1107, 18390), (1226, 16605), (1230, 16551), (1839, 11070), (1845, 11034), (2214, 9195), (3065, 6642), (3321, 6130), (3678, 5535), (3690, 5517)]