4168780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2707}}^1$

素因数の和:2734

約数の個数: 48

約数和(自身を含む): 10918656

約数和(自身を除く): 6749876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 2707, 5414, 10828, 13535, 18949, 27070, 29777, 37898, 54140, 59554, 75796, 94745, 119108, 148885, 189490, 208439, 297770, 378980, 416878, 595540, 833756, 1042195, 2084390, 4168780]

約数ペア:

[(1, 4168780), (2, 2084390), (4, 1042195), (5, 833756), (7, 595540), (10, 416878), (11, 378980), (14, 297770), (20, 208439), (22, 189490), (28, 148885), (35, 119108), (44, 94745), (55, 75796), (70, 59554), (77, 54140), (110, 37898), (140, 29777), (154, 27070), (220, 18949), (308, 13535), (385, 10828), (770, 5414), (1540, 2707)]