1845990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 80

約数和(自身を含む): 5174928

約数和(自身を除く): 3328938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 53, 54, 81, 86, 90, 106, 129, 135, 159, 162, 215, 258, 265, 270, 318, 387, 405, 430, 477, 530, 645, 774, 795, 810, 954, 1161, 1290, 1431, 1590, 1935, 2279, 2322, 2385, 2862, 3483, 3870, 4293, 4558, 4770, 5805, 6837, 6966, 7155, 8586, 11395, 11610, 13674, 14310, 17415, 20511, 21465, 22790, 34185, 34830, 41022, 42930, 61533, 68370, 102555, 123066, 184599, 205110, 307665, 369198, 615330, 922995, 1845990]

約数ペア:

[(1, 1845990), (2, 922995), (3, 615330), (5, 369198), (6, 307665), (9, 205110), (10, 184599), (15, 123066), (18, 102555), (27, 68370), (30, 61533), (43, 42930), (45, 41022), (53, 34830), (54, 34185), (81, 22790), (86, 21465), (90, 20511), (106, 17415), (129, 14310), (135, 13674), (159, 11610), (162, 11395), (215, 8586), (258, 7155), (265, 6966), (270, 6837), (318, 5805), (387, 4770), (405, 4558), (430, 4293), (477, 3870), (530, 3483), (645, 2862), (774, 2385), (795, 2322), (810, 2279), (954, 1935), (1161, 1590), (1290, 1431)]