30995360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1601}}^1$

素因数の和:1638

約数の個数: 72

約数和(自身を含む): 80538948

約数和(自身を除く): 49543588

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1601, 1760, 1936, 2420, 3202, 3872, 4840, 6404, 8005, 9680, 12808, 16010, 17611, 19360, 25616, 32020, 35222, 51232, 64040, 70444, 88055, 128080, 140888, 176110, 193721, 256160, 281776, 352220, 387442, 563552, 704440, 774884, 968605, 1408880, 1549768, 1937210, 2817760, 3099536, 3874420, 6199072, 7748840, 15497680, 30995360]

約数ペア:

[(1, 30995360), (2, 15497680), (4, 7748840), (5, 6199072), (8, 3874420), (10, 3099536), (11, 2817760), (16, 1937210), (20, 1549768), (22, 1408880), (32, 968605), (40, 774884), (44, 704440), (55, 563552), (80, 387442), (88, 352220), (110, 281776), (121, 256160), (160, 193721), (176, 176110), (220, 140888), (242, 128080), (352, 88055), (440, 70444), (484, 64040), (605, 51232), (880, 35222), (968, 32020), (1210, 25616), (1601, 19360), (1760, 17611), (1936, 16010), (2420, 12808), (3202, 9680), (3872, 8005), (4840, 6404)]