42500420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 92951040

約数和(自身を除く): 50450620

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 316, 370, 395, 727, 740, 790, 1454, 1580, 2908, 2923, 3635, 5846, 7270, 11692, 14540, 14615, 26899, 29230, 53798, 57433, 58460, 107596, 114866, 134495, 229732, 268990, 287165, 537980, 574330, 1148660, 2125021, 4250042, 8500084, 10625105, 21250210, 42500420]

約数ペア:

[(1, 42500420), (2, 21250210), (4, 10625105), (5, 8500084), (10, 4250042), (20, 2125021), (37, 1148660), (74, 574330), (79, 537980), (148, 287165), (158, 268990), (185, 229732), (316, 134495), (370, 114866), (395, 107596), (727, 58460), (740, 57433), (790, 53798), (1454, 29230), (1580, 26899), (2908, 14615), (2923, 14540), (3635, 11692), (5846, 7270)]