38426840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23431}}^1$

素因数の和:23483

約数の個数: 32

約数和(自身を含む): 88572960

約数和(自身を除く): 50146120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 23431, 46862, 93724, 117155, 187448, 234310, 468620, 937240, 960671, 1921342, 3842684, 4803355, 7685368, 9606710, 19213420, 38426840]

約数ペア:

[(1, 38426840), (2, 19213420), (4, 9606710), (5, 7685368), (8, 4803355), (10, 3842684), (20, 1921342), (40, 960671), (41, 937240), (82, 468620), (164, 234310), (205, 187448), (328, 117155), (410, 93724), (820, 46862), (1640, 23431)]