40725020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1523}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 98316288

約数和(自身を除く): 57591268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1523, 1910, 2674, 3046, 3820, 5348, 6092, 6685, 7615, 10661, 13370, 15230, 21322, 26740, 30460, 42644, 53305, 106610, 213220, 290893, 581786, 1163572, 1454465, 2036251, 2908930, 4072502, 5817860, 8145004, 10181255, 20362510, 40725020]

約数ペア:

[(1, 40725020), (2, 20362510), (4, 10181255), (5, 8145004), (7, 5817860), (10, 4072502), (14, 2908930), (20, 2036251), (28, 1454465), (35, 1163572), (70, 581786), (140, 290893), (191, 213220), (382, 106610), (764, 53305), (955, 42644), (1337, 30460), (1523, 26740), (1910, 21322), (2674, 15230), (3046, 13370), (3820, 10661), (5348, 7615), (6092, 6685)]