20126021620

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{907}}^1\times {\mathrm{10369}}^1$

素因数の和:11392

約数の個数: 48

約数和(自身を含む): 42710794560

約数和(自身を除く): 22584772940

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 907, 1070, 1814, 2140, 3628, 4535, 9070, 10369, 18140, 20738, 41476, 51845, 97049, 103690, 194098, 207380, 388196, 485245, 970490, 1109483, 1940980, 2218966, 4437932, 5547415, 9404683, 11094830, 18809366, 22189660, 37618732, 47023415, 94046830, 188093660, 1006301081, 2012602162, 4025204324, 5031505405, 10063010810, 20126021620]

約数ペア:

[(1, 20126021620), (2, 10063010810), (4, 5031505405), (5, 4025204324), (10, 2012602162), (20, 1006301081), (107, 188093660), (214, 94046830), (428, 47023415), (535, 37618732), (907, 22189660), (1070, 18809366), (1814, 11094830), (2140, 9404683), (3628, 5547415), (4535, 4437932), (9070, 2218966), (10369, 1940980), (18140, 1109483), (20738, 970490), (41476, 485245), (51845, 388196), (97049, 207380), (103690, 194098)]