202188460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 431877600

約数和(自身を除く): 229689140

約数列:

[1, 2, 4, 5, 10, 20, 109, 163, 218, 326, 436, 545, 569, 652, 815, 1090, 1138, 1630, 2180, 2276, 2845, 3260, 5690, 11380, 17767, 35534, 62021, 71068, 88835, 92747, 124042, 177670, 185494, 248084, 310105, 355340, 370988, 463735, 620210, 927470, 1240420, 1854940, 10109423, 20218846, 40437692, 50547115, 101094230, 202188460]

約数ペア:

[(1, 202188460), (2, 101094230), (4, 50547115), (5, 40437692), (10, 20218846), (20, 10109423), (109, 1854940), (163, 1240420), (218, 927470), (326, 620210), (436, 463735), (545, 370988), (569, 355340), (652, 310105), (815, 248084), (1090, 185494), (1138, 177670), (1630, 124042), (2180, 92747), (2276, 88835), (2845, 71068), (3260, 62021), (5690, 35534), (11380, 17767)]