20008450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5197}}^1$

素因数の和:5227

約数の個数: 48

約数和(自身を含む): 46407744

約数和(自身を除く): 26399294

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 5197, 10394, 25985, 36379, 51970, 57167, 72758, 114334, 129925, 181895, 259850, 285835, 363790, 400169, 571670, 800338, 909475, 1429175, 1818950, 2000845, 2858350, 4001690, 10004225, 20008450]

約数ペア:

[(1, 20008450), (2, 10004225), (5, 4001690), (7, 2858350), (10, 2000845), (11, 1818950), (14, 1429175), (22, 909475), (25, 800338), (35, 571670), (50, 400169), (55, 363790), (70, 285835), (77, 259850), (110, 181895), (154, 129925), (175, 114334), (275, 72758), (350, 57167), (385, 51970), (550, 36379), (770, 25985), (1925, 10394), (3850, 5197)]