7628720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8669}}^1$

素因数の和:8693

約数の個数: 40

約数和(自身を含む): 19351440

約数和(自身を除く): 11722720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 8669, 17338, 34676, 43345, 69352, 86690, 95359, 138704, 173380, 190718, 346760, 381436, 476795, 693520, 762872, 953590, 1525744, 1907180, 3814360, 7628720]

約数ペア:

[(1, 7628720), (2, 3814360), (4, 1907180), (5, 1525744), (8, 953590), (10, 762872), (11, 693520), (16, 476795), (20, 381436), (22, 346760), (40, 190718), (44, 173380), (55, 138704), (80, 95359), (88, 86690), (110, 69352), (176, 43345), (220, 34676), (440, 17338), (880, 8669)]