28211010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 72990720

約数和(自身を除く): 44779710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 43, 57, 86, 95, 114, 129, 190, 215, 258, 285, 430, 570, 645, 817, 1151, 1290, 1634, 2302, 2451, 3453, 4085, 4902, 5755, 6906, 8170, 11510, 12255, 17265, 21869, 24510, 34530, 43738, 49493, 65607, 98986, 109345, 131214, 148479, 218690, 247465, 296958, 328035, 494930, 656070, 742395, 940367, 1484790, 1880734, 2821101, 4701835, 5642202, 9403670, 14105505, 28211010]

約数ペア:

[(1, 28211010), (2, 14105505), (3, 9403670), (5, 5642202), (6, 4701835), (10, 2821101), (15, 1880734), (19, 1484790), (30, 940367), (38, 742395), (43, 656070), (57, 494930), (86, 328035), (95, 296958), (114, 247465), (129, 218690), (190, 148479), (215, 131214), (258, 109345), (285, 98986), (430, 65607), (570, 49493), (645, 43738), (817, 34530), (1151, 24510), (1290, 21869), (1634, 17265), (2302, 12255), (2451, 11510), (3453, 8170), (4085, 6906), (4902, 5755)]