42172970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 93899520

約数和(自身を除く): 51726550

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 259, 266, 370, 518, 665, 703, 857, 1295, 1330, 1406, 1714, 2590, 3515, 4285, 4921, 5999, 7030, 8570, 9842, 11998, 16283, 24605, 29995, 31709, 32566, 49210, 59990, 63418, 81415, 113981, 158545, 162830, 221963, 227962, 317090, 443926, 569905, 602471, 1109815, 1139810, 1204942, 2219630, 3012355, 4217297, 6024710, 8434594, 21086485, 42172970]

約数ペア:

[(1, 42172970), (2, 21086485), (5, 8434594), (7, 6024710), (10, 4217297), (14, 3012355), (19, 2219630), (35, 1204942), (37, 1139810), (38, 1109815), (70, 602471), (74, 569905), (95, 443926), (133, 317090), (185, 227962), (190, 221963), (259, 162830), (266, 158545), (370, 113981), (518, 81415), (665, 63418), (703, 59990), (857, 49210), (1295, 32566), (1330, 31709), (1406, 29995), (1714, 24605), (2590, 16283), (3515, 11998), (4285, 9842), (4921, 8570), (5999, 7030)]