28085330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4409}}^1$

素因数の和:4443

約数の個数: 48

約数和(自身を含む): 63345240

約数和(自身を除く): 35259910

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 4409, 6370, 8818, 22045, 30863, 44090, 57317, 61726, 114634, 154315, 216041, 286585, 308630, 401219, 432082, 573170, 802438, 1080205, 2006095, 2160410, 2808533, 4012190, 5617066, 14042665, 28085330]

約数ペア:

[(1, 28085330), (2, 14042665), (5, 5617066), (7, 4012190), (10, 2808533), (13, 2160410), (14, 2006095), (26, 1080205), (35, 802438), (49, 573170), (65, 432082), (70, 401219), (91, 308630), (98, 286585), (130, 216041), (182, 154315), (245, 114634), (455, 61726), (490, 57317), (637, 44090), (910, 30863), (1274, 22045), (3185, 8818), (4409, 6370)]