404166670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 817024320

約数和(自身を除く): 412857650

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 157, 170, 190, 314, 323, 646, 785, 797, 1570, 1594, 1615, 2669, 2983, 3230, 3985, 5338, 5966, 7970, 13345, 13549, 14915, 15143, 26690, 27098, 29830, 30286, 50711, 67745, 75715, 101422, 125129, 135490, 151430, 250258, 253555, 257431, 507110, 514862, 625645, 1251290, 1287155, 2127193, 2377451, 2574310, 4254386, 4754902, 10635965, 11887255, 21271930, 23774510, 40416667, 80833334, 202083335, 404166670]

約数ペア:

[(1, 404166670), (2, 202083335), (5, 80833334), (10, 40416667), (17, 23774510), (19, 21271930), (34, 11887255), (38, 10635965), (85, 4754902), (95, 4254386), (157, 2574310), (170, 2377451), (190, 2127193), (314, 1287155), (323, 1251290), (646, 625645), (785, 514862), (797, 507110), (1570, 257431), (1594, 253555), (1615, 250258), (2669, 151430), (2983, 135490), (3230, 125129), (3985, 101422), (5338, 75715), (5966, 67745), (7970, 50711), (13345, 30286), (13549, 29830), (14915, 27098), (15143, 26690)]