260661170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19913}}^1$

素因数の和:19955

約数の個数: 64

約数和(自身を含む): 619405056

約数和(自身を除く): 358743886

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 6545, 13090, 19913, 39826, 99565, 139391, 199130, 219043, 278782, 338521, 438086, 677042, 696955, 1095215, 1393910, 1533301, 1692605, 2190430, 2369647, 3066602, 3385210, 3723731, 4739294, 7447462, 7666505, 11848235, 15333010, 18618655, 23696470, 26066117, 37237310, 52132234, 130330585, 260661170]

約数ペア:

[(1, 260661170), (2, 130330585), (5, 52132234), (7, 37237310), (10, 26066117), (11, 23696470), (14, 18618655), (17, 15333010), (22, 11848235), (34, 7666505), (35, 7447462), (55, 4739294), (70, 3723731), (77, 3385210), (85, 3066602), (110, 2369647), (119, 2190430), (154, 1692605), (170, 1533301), (187, 1393910), (238, 1095215), (374, 696955), (385, 677042), (595, 438086), (770, 338521), (935, 278782), (1190, 219043), (1309, 199130), (1870, 139391), (2618, 99565), (6545, 39826), (13090, 19913)]