38954920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23753}}^1$

素因数の和:23805

約数の個数: 32

約数和(自身を含む): 89790120

約数和(自身を除く): 50835200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 23753, 47506, 95012, 118765, 190024, 237530, 475060, 950120, 973873, 1947746, 3895492, 4869365, 7790984, 9738730, 19477460, 38954920]

約数ペア:

[(1, 38954920), (2, 19477460), (4, 9738730), (5, 7790984), (8, 4869365), (10, 3895492), (20, 1947746), (40, 973873), (41, 950120), (82, 475060), (164, 237530), (205, 190024), (328, 118765), (410, 95012), (820, 47506), (1640, 23753)]