11525320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 27574740

約数和(自身を除く): 16049420

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 997, 1156, 1445, 1994, 2312, 2890, 3988, 4985, 5780, 7976, 9970, 11560, 16949, 19940, 33898, 39880, 67796, 84745, 135592, 169490, 288133, 338980, 576266, 677960, 1152532, 1440665, 2305064, 2881330, 5762660, 11525320]

約数ペア:

[(1, 11525320), (2, 5762660), (4, 2881330), (5, 2305064), (8, 1440665), (10, 1152532), (17, 677960), (20, 576266), (34, 338980), (40, 288133), (68, 169490), (85, 135592), (136, 84745), (170, 67796), (289, 39880), (340, 33898), (578, 19940), (680, 16949), (997, 11560), (1156, 9970), (1445, 7976), (1994, 5780), (2312, 4985), (2890, 3988)]