6421580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 15782256

約数和(自身を除く): 9360676

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 101, 110, 170, 187, 202, 220, 289, 340, 374, 404, 505, 578, 748, 935, 1010, 1111, 1156, 1445, 1717, 1870, 2020, 2222, 2890, 3179, 3434, 3740, 4444, 5555, 5780, 6358, 6868, 8585, 11110, 12716, 15895, 17170, 18887, 22220, 29189, 31790, 34340, 37774, 58378, 63580, 75548, 94435, 116756, 145945, 188870, 291890, 321079, 377740, 583780, 642158, 1284316, 1605395, 3210790, 6421580]

約数ペア:

[(1, 6421580), (2, 3210790), (4, 1605395), (5, 1284316), (10, 642158), (11, 583780), (17, 377740), (20, 321079), (22, 291890), (34, 188870), (44, 145945), (55, 116756), (68, 94435), (85, 75548), (101, 63580), (110, 58378), (170, 37774), (187, 34340), (202, 31790), (220, 29189), (289, 22220), (340, 18887), (374, 17170), (404, 15895), (505, 12716), (578, 11110), (748, 8585), (935, 6868), (1010, 6358), (1111, 5780), (1156, 5555), (1445, 4444), (1717, 3740), (1870, 3434), (2020, 3179), (2222, 2890)]