20033480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1733}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 47910420

約数和(自身を除く): 27876940

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 1733, 2312, 2890, 3466, 5780, 6932, 8665, 11560, 13864, 17330, 29461, 34660, 58922, 69320, 117844, 147305, 235688, 294610, 500837, 589220, 1001674, 1178440, 2003348, 2504185, 4006696, 5008370, 10016740, 20033480]

約数ペア:

[(1, 20033480), (2, 10016740), (4, 5008370), (5, 4006696), (8, 2504185), (10, 2003348), (17, 1178440), (20, 1001674), (34, 589220), (40, 500837), (68, 294610), (85, 235688), (136, 147305), (170, 117844), (289, 69320), (340, 58922), (578, 34660), (680, 29461), (1156, 17330), (1445, 13864), (1733, 11560), (2312, 8665), (2890, 6932), (3466, 5780)]