71030120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{253679}}^1$

素因数の和:253697

約数の個数: 32

約数和(自身を含む): 182649600

約数和(自身を除く): 111619480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 253679, 507358, 1014716, 1268395, 1775753, 2029432, 2536790, 3551506, 5073580, 7103012, 8878765, 10147160, 14206024, 17757530, 35515060, 71030120]

約数ペア:

[(1, 71030120), (2, 35515060), (4, 17757530), (5, 14206024), (7, 10147160), (8, 8878765), (10, 7103012), (14, 5073580), (20, 3551506), (28, 2536790), (35, 2029432), (40, 1775753), (56, 1268395), (70, 1014716), (140, 507358), (280, 253679)]