19475050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{7949}}^1$

素因数の和:7975

約数の個数: 36

約数和(自身を含む): 42142950

約数和(自身を除く): 22667900

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 350, 490, 1225, 2450, 7949, 15898, 39745, 55643, 79490, 111286, 198725, 278215, 389501, 397450, 556430, 779002, 1391075, 1947505, 2782150, 3895010, 9737525, 19475050]

約数ペア:

[(1, 19475050), (2, 9737525), (5, 3895010), (7, 2782150), (10, 1947505), (14, 1391075), (25, 779002), (35, 556430), (49, 397450), (50, 389501), (70, 278215), (98, 198725), (175, 111286), (245, 79490), (350, 55643), (490, 39745), (1225, 15898), (2450, 7949)]