70840420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4729}}^1$

素因数の和:4852

約数の個数: 48

約数和(自身を含む): 171642240

約数和(自身を除く): 100801820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 4729, 7490, 9458, 14980, 18916, 23645, 33103, 47290, 66206, 94580, 132412, 165515, 331030, 506003, 662060, 1012006, 2024012, 2530015, 3542021, 5060030, 7084042, 10120060, 14168084, 17710105, 35420210, 70840420]

約数ペア:

[(1, 70840420), (2, 35420210), (4, 17710105), (5, 14168084), (7, 10120060), (10, 7084042), (14, 5060030), (20, 3542021), (28, 2530015), (35, 2024012), (70, 1012006), (107, 662060), (140, 506003), (214, 331030), (428, 165515), (535, 132412), (749, 94580), (1070, 66206), (1498, 47290), (2140, 33103), (2996, 23645), (3745, 18916), (4729, 14980), (7490, 9458)]