7858420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 18098640

約数和(自身を除く): 10240220

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 797, 986, 1594, 1972, 2465, 3188, 3985, 4930, 7970, 9860, 13549, 15940, 23113, 27098, 46226, 54196, 67745, 92452, 115565, 135490, 231130, 270980, 392921, 462260, 785842, 1571684, 1964605, 3929210, 7858420]

約数ペア:

[(1, 7858420), (2, 3929210), (4, 1964605), (5, 1571684), (10, 785842), (17, 462260), (20, 392921), (29, 270980), (34, 231130), (58, 135490), (68, 115565), (85, 92452), (116, 67745), (145, 54196), (170, 46226), (290, 27098), (340, 23113), (493, 15940), (580, 13549), (797, 9860), (986, 7970), (1594, 4930), (1972, 3985), (2465, 3188)]