139871120

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3343}}^1$

素因数の和:3879

約数の個数: 40

約数和(自身を含む): 325919616

約数和(自身を除く): 186048496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 1046, 2092, 2615, 3343, 4184, 5230, 6686, 8368, 10460, 13372, 16715, 20920, 26744, 33430, 41840, 53488, 66860, 133720, 267440, 1748389, 3496778, 6993556, 8741945, 13987112, 17483890, 27974224, 34967780, 69935560, 139871120]

約数ペア:

[(1, 139871120), (2, 69935560), (4, 34967780), (5, 27974224), (8, 17483890), (10, 13987112), (16, 8741945), (20, 6993556), (40, 3496778), (80, 1748389), (523, 267440), (1046, 133720), (2092, 66860), (2615, 53488), (3343, 41840), (4184, 33430), (5230, 26744), (6686, 20920), (8368, 16715), (10460, 13372)]