1896996980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{16447}}^1$

素因数の和:16608

約数の個数: 48

約数和(自身を含む): 4089630720

約数和(自身を除く): 2192633740

約数列:

[1, 2, 4, 5, 10, 20, 73, 79, 146, 158, 292, 316, 365, 395, 730, 790, 1460, 1580, 5767, 11534, 16447, 23068, 28835, 32894, 57670, 65788, 82235, 115340, 164470, 328940, 1200631, 1299313, 2401262, 2598626, 4802524, 5197252, 6003155, 6496565, 12006310, 12993130, 24012620, 25986260, 94849849, 189699698, 379399396, 474249245, 948498490, 1896996980]

約数ペア:

[(1, 1896996980), (2, 948498490), (4, 474249245), (5, 379399396), (10, 189699698), (20, 94849849), (73, 25986260), (79, 24012620), (146, 12993130), (158, 12006310), (292, 6496565), (316, 6003155), (365, 5197252), (395, 4802524), (730, 2598626), (790, 2401262), (1460, 1299313), (1580, 1200631), (5767, 328940), (11534, 164470), (16447, 115340), (23068, 82235), (28835, 65788), (32894, 57670)]