220888948

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{2039}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 456503040

約数和(自身を除く): 235614092

約数列:

[1, 2, 4, 7, 14, 28, 53, 73, 106, 146, 212, 292, 371, 511, 742, 1022, 1484, 2039, 2044, 3869, 4078, 7738, 8156, 14273, 15476, 27083, 28546, 54166, 57092, 108067, 108332, 148847, 216134, 297694, 432268, 595388, 756469, 1041929, 1512938, 2083858, 3025876, 4167716, 7888891, 15777782, 31555564, 55222237, 110444474, 220888948]

約数ペア:

[(1, 220888948), (2, 110444474), (4, 55222237), (7, 31555564), (14, 15777782), (28, 7888891), (53, 4167716), (73, 3025876), (106, 2083858), (146, 1512938), (212, 1041929), (292, 756469), (371, 595388), (511, 432268), (742, 297694), (1022, 216134), (1484, 148847), (2039, 108332), (2044, 108067), (3869, 57092), (4078, 54166), (7738, 28546), (8156, 27083), (14273, 15476)]