1820770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 4052160

約数和(自身を除く): 2231390

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 259, 266, 370, 518, 665, 703, 1295, 1330, 1369, 1406, 2590, 2738, 3515, 4921, 6845, 7030, 9583, 9842, 13690, 19166, 24605, 26011, 47915, 49210, 52022, 95830, 130055, 182077, 260110, 364154, 910385, 1820770]

約数ペア:

[(1, 1820770), (2, 910385), (5, 364154), (7, 260110), (10, 182077), (14, 130055), (19, 95830), (35, 52022), (37, 49210), (38, 47915), (70, 26011), (74, 24605), (95, 19166), (133, 13690), (185, 9842), (190, 9583), (259, 7030), (266, 6845), (370, 4921), (518, 3515), (665, 2738), (703, 2590), (1295, 1406), (1330, 1369)]