684765620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{40423}}^1$

素因数の和:40461

約数の個数: 72

約数和(自身を含む): 1806467712

約数和(自身を除く): 1121702092

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 40423, 80846, 161692, 202115, 282961, 404230, 444653, 565922, 808460, 889306, 1131844, 1414805, 1778612, 2223265, 2829610, 3112571, 4446530, 4891183, 5659220, 6225142, 8893060, 9782366, 12450284, 15562855, 19564732, 24455915, 31125710, 34238281, 48911830, 62251420, 68476562, 97823660, 136953124, 171191405, 342382810, 684765620]

約数ペア:

[(1, 684765620), (2, 342382810), (4, 171191405), (5, 136953124), (7, 97823660), (10, 68476562), (11, 62251420), (14, 48911830), (20, 34238281), (22, 31125710), (28, 24455915), (35, 19564732), (44, 15562855), (55, 12450284), (70, 9782366), (77, 8893060), (110, 6225142), (121, 5659220), (140, 4891183), (154, 4446530), (220, 3112571), (242, 2829610), (308, 2223265), (385, 1778612), (484, 1414805), (605, 1131844), (770, 889306), (847, 808460), (1210, 565922), (1540, 444653), (1694, 404230), (2420, 282961), (3388, 202115), (4235, 161692), (8470, 80846), (16940, 40423)]