20789130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40763}}^1$

素因数の和:40790

約数の個数: 32

約数和(自身を含む): 52830144

約数和(自身を除く): 32041014

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40763, 81526, 122289, 203815, 244578, 407630, 611445, 692971, 1222890, 1385942, 2078913, 3464855, 4157826, 6929710, 10394565, 20789130]

約数ペア:

[(1, 20789130), (2, 10394565), (3, 6929710), (5, 4157826), (6, 3464855), (10, 2078913), (15, 1385942), (17, 1222890), (30, 692971), (34, 611445), (51, 407630), (85, 244578), (102, 203815), (170, 122289), (255, 81526), (510, 40763)]