8613560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 20995200

約数和(自身を除く): 12381640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 239, 265, 340, 424, 478, 530, 680, 901, 956, 1060, 1195, 1802, 1912, 2120, 2390, 3604, 4063, 4505, 4780, 7208, 8126, 9010, 9560, 12667, 16252, 18020, 20315, 25334, 32504, 36040, 40630, 50668, 63335, 81260, 101336, 126670, 162520, 215339, 253340, 430678, 506680, 861356, 1076695, 1722712, 2153390, 4306780, 8613560]

約数ペア:

[(1, 8613560), (2, 4306780), (4, 2153390), (5, 1722712), (8, 1076695), (10, 861356), (17, 506680), (20, 430678), (34, 253340), (40, 215339), (53, 162520), (68, 126670), (85, 101336), (106, 81260), (136, 63335), (170, 50668), (212, 40630), (239, 36040), (265, 32504), (340, 25334), (424, 20315), (478, 18020), (530, 16252), (680, 12667), (901, 9560), (956, 9010), (1060, 8126), (1195, 7208), (1802, 4780), (1912, 4505), (2120, 4063), (2390, 3604)]