1018140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 2903040

約数和(自身を除く): 1884900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 239, 284, 355, 426, 478, 710, 717, 852, 956, 1065, 1195, 1420, 1434, 2130, 2390, 2868, 3585, 4260, 4780, 7170, 14340, 16969, 33938, 50907, 67876, 84845, 101814, 169690, 203628, 254535, 339380, 509070, 1018140]

約数ペア:

[(1, 1018140), (2, 509070), (3, 339380), (4, 254535), (5, 203628), (6, 169690), (10, 101814), (12, 84845), (15, 67876), (20, 50907), (30, 33938), (60, 16969), (71, 14340), (142, 7170), (213, 4780), (239, 4260), (284, 3585), (355, 2868), (426, 2390), (478, 2130), (710, 1434), (717, 1420), (852, 1195), (956, 1065)]