20023170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 50125824

約数和(自身を除く): 30102654

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 73, 82, 123, 146, 205, 219, 223, 246, 365, 410, 438, 446, 615, 669, 730, 1095, 1115, 1230, 1338, 2190, 2230, 2993, 3345, 5986, 6690, 8979, 9143, 14965, 16279, 17958, 18286, 27429, 29930, 32558, 44895, 45715, 48837, 54858, 81395, 89790, 91430, 97674, 137145, 162790, 244185, 274290, 488370, 667439, 1334878, 2002317, 3337195, 4004634, 6674390, 10011585, 20023170]

約数ペア:

[(1, 20023170), (2, 10011585), (3, 6674390), (5, 4004634), (6, 3337195), (10, 2002317), (15, 1334878), (30, 667439), (41, 488370), (73, 274290), (82, 244185), (123, 162790), (146, 137145), (205, 97674), (219, 91430), (223, 89790), (246, 81395), (365, 54858), (410, 48837), (438, 45715), (446, 44895), (615, 32558), (669, 29930), (730, 27429), (1095, 18286), (1115, 17958), (1230, 16279), (1338, 14965), (2190, 9143), (2230, 8979), (2993, 6690), (3345, 5986)]