1230622580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{62851}}^1$

素因数の和:62960

約数の個数: 48

約数和(自身を含む): 2850966720

約数和(自身を除く): 1620344140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 62851, 125702, 251404, 314255, 628510, 691361, 1257020, 1382722, 2765444, 3456805, 5593739, 6913610, 11187478, 13827220, 22374956, 27968695, 55937390, 61531129, 111874780, 123062258, 246124516, 307655645, 615311290, 1230622580]

約数ペア:

[(1, 1230622580), (2, 615311290), (4, 307655645), (5, 246124516), (10, 123062258), (11, 111874780), (20, 61531129), (22, 55937390), (44, 27968695), (55, 22374956), (89, 13827220), (110, 11187478), (178, 6913610), (220, 5593739), (356, 3456805), (445, 2765444), (890, 1382722), (979, 1257020), (1780, 691361), (1958, 628510), (3916, 314255), (4895, 251404), (9790, 125702), (19580, 62851)]