47115560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28729}}^1$

素因数の和:28781

約数の個数: 32

約数和(自身を含む): 108599400

約数和(自身を除く): 61483840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 28729, 57458, 114916, 143645, 229832, 287290, 574580, 1149160, 1177889, 2355778, 4711556, 5889445, 9423112, 11778890, 23557780, 47115560]

約数ペア:

[(1, 47115560), (2, 23557780), (4, 11778890), (5, 9423112), (8, 5889445), (10, 4711556), (20, 2355778), (40, 1177889), (41, 1149160), (82, 574580), (164, 287290), (205, 229832), (328, 143645), (410, 114916), (820, 57458), (1640, 28729)]