1330668940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{16067}}^1$

素因数の和:16218

約数の個数: 48

約数和(自身を含む): 2891083104

約数和(自身を除く): 1560414164

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 505, 820, 1010, 2020, 4141, 8282, 16067, 16564, 20705, 32134, 41410, 64268, 80335, 82820, 160670, 321340, 658747, 1317494, 1622767, 2634988, 3245534, 3293735, 6491068, 6587470, 8113835, 13174940, 16227670, 32455340, 66533447, 133066894, 266133788, 332667235, 665334470, 1330668940]

約数ペア:

[(1, 1330668940), (2, 665334470), (4, 332667235), (5, 266133788), (10, 133066894), (20, 66533447), (41, 32455340), (82, 16227670), (101, 13174940), (164, 8113835), (202, 6587470), (205, 6491068), (404, 3293735), (410, 3245534), (505, 2634988), (820, 1622767), (1010, 1317494), (2020, 658747), (4141, 321340), (8282, 160670), (16067, 82820), (16564, 80335), (20705, 64268), (32134, 41410)]