8199280

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{907}}^1$

素因数の和:1033

約数の個数: 40

約数和(自身を含む): 19253232

約数和(自身を除く): 11053952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 907, 1130, 1808, 1814, 2260, 3628, 4520, 4535, 7256, 9040, 9070, 14512, 18140, 36280, 72560, 102491, 204982, 409964, 512455, 819928, 1024910, 1639856, 2049820, 4099640, 8199280]

約数ペア:

[(1, 8199280), (2, 4099640), (4, 2049820), (5, 1639856), (8, 1024910), (10, 819928), (16, 512455), (20, 409964), (40, 204982), (80, 102491), (113, 72560), (226, 36280), (452, 18140), (565, 14512), (904, 9070), (907, 9040), (1130, 7256), (1808, 4535), (1814, 4520), (2260, 3628)]