40941040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2521}}^1$

素因数の和:2570

約数の個数: 80

約数和(自身を含む): 112582080

約数和(自身を除く): 71641040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 2521, 3248, 4060, 5042, 8120, 10084, 12605, 16240, 17647, 20168, 25210, 35294, 40336, 50420, 70588, 73109, 88235, 100840, 141176, 146218, 176470, 201680, 282352, 292436, 352940, 365545, 511763, 584872, 705880, 731090, 1023526, 1169744, 1411760, 1462180, 2047052, 2558815, 2924360, 4094104, 5117630, 5848720, 8188208, 10235260, 20470520, 40941040]

約数ペア:

[(1, 40941040), (2, 20470520), (4, 10235260), (5, 8188208), (7, 5848720), (8, 5117630), (10, 4094104), (14, 2924360), (16, 2558815), (20, 2047052), (28, 1462180), (29, 1411760), (35, 1169744), (40, 1023526), (56, 731090), (58, 705880), (70, 584872), (80, 511763), (112, 365545), (116, 352940), (140, 292436), (145, 282352), (203, 201680), (232, 176470), (280, 146218), (290, 141176), (406, 100840), (464, 88235), (560, 73109), (580, 70588), (812, 50420), (1015, 40336), (1160, 35294), (1624, 25210), (2030, 20168), (2320, 17647), (2521, 16240), (3248, 12605), (4060, 10084), (5042, 8120)]