40851020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2677}}^1$

素因数の和:2802

約数の個数: 48

約数和(自身を含む): 98978880

約数和(自身を除く): 58127860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 2677, 3052, 3815, 5354, 7630, 10708, 13385, 15260, 18739, 26770, 37478, 53540, 74956, 93695, 187390, 291793, 374780, 583586, 1167172, 1458965, 2042551, 2917930, 4085102, 5835860, 8170204, 10212755, 20425510, 40851020]

約数ペア:

[(1, 40851020), (2, 20425510), (4, 10212755), (5, 8170204), (7, 5835860), (10, 4085102), (14, 2917930), (20, 2042551), (28, 1458965), (35, 1167172), (70, 583586), (109, 374780), (140, 291793), (218, 187390), (436, 93695), (545, 74956), (763, 53540), (1090, 37478), (1526, 26770), (2180, 18739), (2677, 15260), (3052, 13385), (3815, 10708), (5354, 7630)]