56551458820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{206347}}^1$

素因数の和:206620

約数の個数: 48

約数和(自身を含む): 121055292288

約数和(自身を除く): 64503833468

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 193, 284, 355, 386, 710, 772, 965, 1420, 1930, 3860, 13703, 27406, 54812, 68515, 137030, 206347, 274060, 412694, 825388, 1031735, 2063470, 4126940, 14650637, 29301274, 39824971, 58602548, 73253185, 79649942, 146506370, 159299884, 199124855, 293012740, 398249710, 796499420, 2827572941, 5655145882, 11310291764, 14137864705, 28275729410, 56551458820]

約数ペア:

[(1, 56551458820), (2, 28275729410), (4, 14137864705), (5, 11310291764), (10, 5655145882), (20, 2827572941), (71, 796499420), (142, 398249710), (193, 293012740), (284, 199124855), (355, 159299884), (386, 146506370), (710, 79649942), (772, 73253185), (965, 58602548), (1420, 39824971), (1930, 29301274), (3860, 14650637), (13703, 4126940), (27406, 2063470), (54812, 1031735), (68515, 825388), (137030, 412694), (206347, 274060)]