1289351360

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{366293}}^1$

素因数の和:366321

約数の個数: 56

約数和(自身を含む): 3349392336

約数和(自身を除く): 2060040976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 366293, 732586, 1465172, 1831465, 2930344, 3662930, 4029223, 5860688, 7325860, 8058446, 11721376, 14651720, 16116892, 20146115, 23442752, 29303440, 32233784, 40292230, 58606880, 64467568, 80584460, 117213760, 128935136, 161168920, 257870272, 322337840, 644675680, 1289351360]

約数ペア:

[(1, 1289351360), (2, 644675680), (4, 322337840), (5, 257870272), (8, 161168920), (10, 128935136), (11, 117213760), (16, 80584460), (20, 64467568), (22, 58606880), (32, 40292230), (40, 32233784), (44, 29303440), (55, 23442752), (64, 20146115), (80, 16116892), (88, 14651720), (110, 11721376), (160, 8058446), (176, 7325860), (220, 5860688), (320, 4029223), (352, 3662930), (440, 2930344), (704, 1831465), (880, 1465172), (1760, 732586), (3520, 366293)]