40806770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 76446720

約数和(自身を除く): 35639950

約数列:

[1, 2, 5, 10, 29, 58, 145, 223, 290, 446, 631, 1115, 1262, 2230, 3155, 6310, 6467, 12934, 18299, 32335, 36598, 64670, 91495, 140713, 182990, 281426, 703565, 1407130, 4080677, 8161354, 20403385, 40806770]

約数ペア:

[(1, 40806770), (2, 20403385), (5, 8161354), (10, 4080677), (29, 1407130), (58, 703565), (145, 281426), (223, 182990), (290, 140713), (446, 91495), (631, 64670), (1115, 36598), (1262, 32335), (2230, 18299), (3155, 12934), (6310, 6467)]