8642240

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 56

約数和(自身を含む): 20848320

約数和(自身を除く): 12206080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 239, 320, 452, 478, 565, 904, 956, 1130, 1195, 1808, 1912, 2260, 2390, 3616, 3824, 4520, 4780, 7232, 7648, 9040, 9560, 15296, 18080, 19120, 27007, 36160, 38240, 54014, 76480, 108028, 135035, 216056, 270070, 432112, 540140, 864224, 1080280, 1728448, 2160560, 4321120, 8642240]

約数ペア:

[(1, 8642240), (2, 4321120), (4, 2160560), (5, 1728448), (8, 1080280), (10, 864224), (16, 540140), (20, 432112), (32, 270070), (40, 216056), (64, 135035), (80, 108028), (113, 76480), (160, 54014), (226, 38240), (239, 36160), (320, 27007), (452, 19120), (478, 18080), (565, 15296), (904, 9560), (956, 9040), (1130, 7648), (1195, 7232), (1808, 4780), (1912, 4520), (2260, 3824), (2390, 3616)]