1889930

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 64

約数和(自身を含む): 4320000

約数和(自身を除く): 2430070

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 49, 58, 70, 95, 98, 133, 145, 190, 203, 245, 266, 290, 343, 406, 490, 551, 665, 686, 931, 1015, 1102, 1330, 1421, 1715, 1862, 2030, 2755, 2842, 3430, 3857, 4655, 5510, 6517, 7105, 7714, 9310, 9947, 13034, 14210, 19285, 19894, 26999, 32585, 38570, 49735, 53998, 65170, 99470, 134995, 188993, 269990, 377986, 944965, 1889930]

約数ペア:

[(1, 1889930), (2, 944965), (5, 377986), (7, 269990), (10, 188993), (14, 134995), (19, 99470), (29, 65170), (35, 53998), (38, 49735), (49, 38570), (58, 32585), (70, 26999), (95, 19894), (98, 19285), (133, 14210), (145, 13034), (190, 9947), (203, 9310), (245, 7714), (266, 7105), (290, 6517), (343, 5510), (406, 4655), (490, 3857), (551, 3430), (665, 2842), (686, 2755), (931, 2030), (1015, 1862), (1102, 1715), (1330, 1421)]