2123996950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{2683}}^1$

素因数の和:2989

約数の個数: 48

約数和(自身を含む): 4025742336

約数和(自身を除く): 1901745386

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 223, 355, 446, 710, 1115, 1775, 2230, 2683, 3550, 5366, 5575, 11150, 13415, 15833, 26830, 31666, 67075, 79165, 134150, 158330, 190493, 380986, 395825, 598309, 791650, 952465, 1196618, 1904930, 2991545, 4762325, 5983090, 9524650, 14957725, 29915450, 42479939, 84959878, 212399695, 424799390, 1061998475, 2123996950]

約数ペア:

[(1, 2123996950), (2, 1061998475), (5, 424799390), (10, 212399695), (25, 84959878), (50, 42479939), (71, 29915450), (142, 14957725), (223, 9524650), (355, 5983090), (446, 4762325), (710, 2991545), (1115, 1904930), (1775, 1196618), (2230, 952465), (2683, 791650), (3550, 598309), (5366, 395825), (5575, 380986), (11150, 190493), (13415, 158330), (15833, 134150), (26830, 79165), (31666, 67075)]