4721780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 11733120

約数和(自身を除く): 7011340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1163, 2030, 2326, 4060, 4652, 5815, 8141, 11630, 16282, 23260, 32564, 33727, 40705, 67454, 81410, 134908, 162820, 168635, 236089, 337270, 472178, 674540, 944356, 1180445, 2360890, 4721780]

約数ペア:

[(1, 4721780), (2, 2360890), (4, 1180445), (5, 944356), (7, 674540), (10, 472178), (14, 337270), (20, 236089), (28, 168635), (29, 162820), (35, 134908), (58, 81410), (70, 67454), (116, 40705), (140, 33727), (145, 32564), (203, 23260), (290, 16282), (406, 11630), (580, 8141), (812, 5815), (1015, 4652), (1163, 4060), (2030, 2326)]