9730720

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 23389128

約数和(自身を除く): 13658408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 997, 1220, 1952, 1994, 2440, 3988, 4880, 4985, 7976, 9760, 9970, 15952, 19940, 31904, 39880, 60817, 79760, 121634, 159520, 243268, 304085, 486536, 608170, 973072, 1216340, 1946144, 2432680, 4865360, 9730720]

約数ペア:

[(1, 9730720), (2, 4865360), (4, 2432680), (5, 1946144), (8, 1216340), (10, 973072), (16, 608170), (20, 486536), (32, 304085), (40, 243268), (61, 159520), (80, 121634), (122, 79760), (160, 60817), (244, 39880), (305, 31904), (488, 19940), (610, 15952), (976, 9970), (997, 9760), (1220, 7976), (1952, 4985), (1994, 4880), (2440, 3988)]