2789390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 5404320

約数和(自身を除く): 2614930

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 277, 530, 554, 1007, 1385, 2014, 2770, 5035, 5263, 10070, 10526, 14681, 26315, 29362, 52630, 73405, 146810, 278939, 557878, 1394695, 2789390]

約数ペア:

[(1, 2789390), (2, 1394695), (5, 557878), (10, 278939), (19, 146810), (38, 73405), (53, 52630), (95, 29362), (106, 26315), (190, 14681), (265, 10526), (277, 10070), (530, 5263), (554, 5035), (1007, 2770), (1385, 2014)]