20602680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24527}}^1$

素因数の和:24548

約数の個数: 64

約数和(自身を含む): 70640640

約数和(自身を除く): 50037960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24527, 49054, 73581, 98108, 122635, 147162, 171689, 196216, 245270, 294324, 343378, 367905, 490540, 515067, 588648, 686756, 735810, 858445, 981080, 1030134, 1373512, 1471620, 1716890, 2060268, 2575335, 2943240, 3433780, 4120536, 5150670, 6867560, 10301340, 20602680]

約数ペア:

[(1, 20602680), (2, 10301340), (3, 6867560), (4, 5150670), (5, 4120536), (6, 3433780), (7, 2943240), (8, 2575335), (10, 2060268), (12, 1716890), (14, 1471620), (15, 1373512), (20, 1030134), (21, 981080), (24, 858445), (28, 735810), (30, 686756), (35, 588648), (40, 515067), (42, 490540), (56, 367905), (60, 343378), (70, 294324), (84, 245270), (105, 196216), (120, 171689), (140, 147162), (168, 122635), (210, 98108), (280, 73581), (420, 49054), (840, 24527)]