268079740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1607}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 594316800

約数和(自身を除く): 326237060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 439, 878, 1607, 1756, 2195, 3214, 4390, 6428, 8035, 8341, 8780, 16070, 16682, 30533, 32140, 33364, 41705, 61066, 83410, 122132, 152665, 166820, 305330, 610660, 705473, 1410946, 2821892, 3527365, 7054730, 13403987, 14109460, 26807974, 53615948, 67019935, 134039870, 268079740]

約数ペア:

[(1, 268079740), (2, 134039870), (4, 67019935), (5, 53615948), (10, 26807974), (19, 14109460), (20, 13403987), (38, 7054730), (76, 3527365), (95, 2821892), (190, 1410946), (380, 705473), (439, 610660), (878, 305330), (1607, 166820), (1756, 152665), (2195, 122132), (3214, 83410), (4390, 61066), (6428, 41705), (8035, 33364), (8341, 32140), (8780, 30533), (16070, 16682)]