18393320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2498

約数の個数: 64

約数和(自身を含む): 47822400

約数和(自身を除く): 29429080

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 2459, 3740, 4918, 7480, 9836, 12295, 19672, 24590, 27049, 41803, 49180, 54098, 83606, 98360, 108196, 135245, 167212, 209015, 216392, 270490, 334424, 418030, 459833, 540980, 836060, 919666, 1081960, 1672120, 1839332, 2299165, 3678664, 4598330, 9196660, 18393320]

約数ペア:

[(1, 18393320), (2, 9196660), (4, 4598330), (5, 3678664), (8, 2299165), (10, 1839332), (11, 1672120), (17, 1081960), (20, 919666), (22, 836060), (34, 540980), (40, 459833), (44, 418030), (55, 334424), (68, 270490), (85, 216392), (88, 209015), (110, 167212), (136, 135245), (170, 108196), (187, 98360), (220, 83606), (340, 54098), (374, 49180), (440, 41803), (680, 27049), (748, 24590), (935, 19672), (1496, 12295), (1870, 9836), (2459, 7480), (3740, 4918)]