247972060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{7411}}^1$

素因数の和:7666

約数の個数: 48

約数和(自身を含む): 597703680

約数和(自身を除く): 349731620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 7411, 8365, 14822, 16730, 29644, 33460, 37055, 51877, 74110, 103754, 148220, 207508, 259385, 518770, 1037540, 1771229, 3542458, 7084916, 8856145, 12398603, 17712290, 24797206, 35424580, 49594412, 61993015, 123986030, 247972060]

約数ペア:

[(1, 247972060), (2, 123986030), (4, 61993015), (5, 49594412), (7, 35424580), (10, 24797206), (14, 17712290), (20, 12398603), (28, 8856145), (35, 7084916), (70, 3542458), (140, 1771229), (239, 1037540), (478, 518770), (956, 259385), (1195, 207508), (1673, 148220), (2390, 103754), (3346, 74110), (4780, 51877), (6692, 37055), (7411, 33460), (8365, 29644), (14822, 16730)]