63528220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1999}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 153216000

約数和(自身を除く): 89687780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 1999, 2270, 3178, 3998, 4540, 6356, 7945, 7996, 9995, 13993, 15890, 19990, 27986, 31780, 39980, 55972, 69965, 139930, 279860, 453773, 907546, 1815092, 2268865, 3176411, 4537730, 6352822, 9075460, 12705644, 15882055, 31764110, 63528220]

約数ペア:

[(1, 63528220), (2, 31764110), (4, 15882055), (5, 12705644), (7, 9075460), (10, 6352822), (14, 4537730), (20, 3176411), (28, 2268865), (35, 1815092), (70, 907546), (140, 453773), (227, 279860), (454, 139930), (908, 69965), (1135, 55972), (1589, 39980), (1999, 31780), (2270, 27986), (3178, 19990), (3998, 15890), (4540, 13993), (6356, 9995), (7945, 7996)]