1295939240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{65717}}^1$

素因数の和:65774

約数の個数: 64

約数和(自身を含む): 3193894800

約数和(自身を除く): 1897955560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4930, 9860, 19720, 65717, 131434, 262868, 328585, 525736, 657170, 1117189, 1314340, 1905793, 2234378, 2628680, 3811586, 4468756, 5585945, 7623172, 8937512, 9528965, 11171890, 15246344, 19057930, 22343780, 32398481, 38115860, 44687560, 64796962, 76231720, 129593924, 161992405, 259187848, 323984810, 647969620, 1295939240]

約数ペア:

[(1, 1295939240), (2, 647969620), (4, 323984810), (5, 259187848), (8, 161992405), (10, 129593924), (17, 76231720), (20, 64796962), (29, 44687560), (34, 38115860), (40, 32398481), (58, 22343780), (68, 19057930), (85, 15246344), (116, 11171890), (136, 9528965), (145, 8937512), (170, 7623172), (232, 5585945), (290, 4468756), (340, 3811586), (493, 2628680), (580, 2234378), (680, 1905793), (986, 1314340), (1160, 1117189), (1972, 657170), (2465, 525736), (3944, 328585), (4930, 262868), (9860, 131434), (19720, 65717)]