4906020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11681}}^1$

素因数の和:11700

約数の個数: 48

約数和(自身を含む): 15700608

約数和(自身を除く): 10794588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 11681, 23362, 35043, 46724, 58405, 70086, 81767, 116810, 140172, 163534, 175215, 233620, 245301, 327068, 350430, 408835, 490602, 700860, 817670, 981204, 1226505, 1635340, 2453010, 4906020]

約数ペア:

[(1, 4906020), (2, 2453010), (3, 1635340), (4, 1226505), (5, 981204), (6, 817670), (7, 700860), (10, 490602), (12, 408835), (14, 350430), (15, 327068), (20, 245301), (21, 233620), (28, 175215), (30, 163534), (35, 140172), (42, 116810), (60, 81767), (70, 70086), (84, 58405), (105, 46724), (140, 35043), (210, 23362), (420, 11681)]