81793460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{34367}}^1$

素因数の和:34400

約数の個数: 48

約数和(自身を含む): 207857664

約数和(自身を除く): 126064204

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 34367, 68734, 137468, 171835, 240569, 343670, 481138, 584239, 687340, 962276, 1168478, 1202845, 2336956, 2405690, 2921195, 4089673, 4811380, 5842390, 8179346, 11684780, 16358692, 20448365, 40896730, 81793460]

約数ペア:

[(1, 81793460), (2, 40896730), (4, 20448365), (5, 16358692), (7, 11684780), (10, 8179346), (14, 5842390), (17, 4811380), (20, 4089673), (28, 2921195), (34, 2405690), (35, 2336956), (68, 1202845), (70, 1168478), (85, 962276), (119, 687340), (140, 584239), (170, 481138), (238, 343670), (340, 240569), (476, 171835), (595, 137468), (1190, 68734), (2380, 34367)]