19402470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71861}}^1$

素因数の和:71877

約数の個数: 32

約数和(自身を含む): 51740640

約数和(自身を除く): 32338170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 71861, 143722, 215583, 359305, 431166, 646749, 718610, 1077915, 1293498, 1940247, 2155830, 3233745, 3880494, 6467490, 9701235, 19402470]

約数ペア:

[(1, 19402470), (2, 9701235), (3, 6467490), (5, 3880494), (6, 3233745), (9, 2155830), (10, 1940247), (15, 1293498), (18, 1077915), (27, 718610), (30, 646749), (45, 431166), (54, 359305), (90, 215583), (135, 143722), (270, 71861)]