214720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:89

約数の個数: 56

約数和(自身を含む): 566928

約数和(自身を除く): 352208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 160, 176, 220, 244, 305, 320, 352, 440, 488, 610, 671, 704, 880, 976, 1220, 1342, 1760, 1952, 2440, 2684, 3355, 3520, 3904, 4880, 5368, 6710, 9760, 10736, 13420, 19520, 21472, 26840, 42944, 53680, 107360, 214720]

約数ペア:

[(1, 214720), (2, 107360), (4, 53680), (5, 42944), (8, 26840), (10, 21472), (11, 19520), (16, 13420), (20, 10736), (22, 9760), (32, 6710), (40, 5368), (44, 4880), (55, 3904), (61, 3520), (64, 3355), (80, 2684), (88, 2440), (110, 1952), (122, 1760), (160, 1342), (176, 1220), (220, 976), (244, 880), (305, 704), (320, 671), (352, 610), (440, 488)]