870064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 40

約数和(自身を含む): 1874880

約数和(自身を除く): 1004816

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 89, 94, 104, 178, 188, 208, 356, 376, 611, 712, 752, 1157, 1222, 1424, 2314, 2444, 4183, 4628, 4888, 8366, 9256, 9776, 16732, 18512, 33464, 54379, 66928, 108758, 217516, 435032, 870064]

約数ペア:

[(1, 870064), (2, 435032), (4, 217516), (8, 108758), (13, 66928), (16, 54379), (26, 33464), (47, 18512), (52, 16732), (89, 9776), (94, 9256), (104, 8366), (178, 4888), (188, 4628), (208, 4183), (356, 2444), (376, 2314), (611, 1424), (712, 1222), (752, 1157)]