286972010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 589317120

約数和(自身を除く): 302345110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 223, 247, 446, 494, 521, 1042, 1115, 1235, 2230, 2470, 2605, 2899, 4237, 5210, 5798, 6773, 8474, 9899, 13546, 14495, 19798, 21185, 28990, 33865, 42370, 49495, 55081, 67730, 98990, 110162, 116183, 128687, 232366, 257374, 275405, 550810, 580915, 643435, 1161830, 1286870, 1510379, 2207477, 3020758, 4414954, 7551895, 11037385, 15103790, 22074770, 28697201, 57394402, 143486005, 286972010]

約数ペア:

[(1, 286972010), (2, 143486005), (5, 57394402), (10, 28697201), (13, 22074770), (19, 15103790), (26, 11037385), (38, 7551895), (65, 4414954), (95, 3020758), (130, 2207477), (190, 1510379), (223, 1286870), (247, 1161830), (446, 643435), (494, 580915), (521, 550810), (1042, 275405), (1115, 257374), (1235, 232366), (2230, 128687), (2470, 116183), (2605, 110162), (2899, 98990), (4237, 67730), (5210, 55081), (5798, 49495), (6773, 42370), (8474, 33865), (9899, 28990), (13546, 21185), (14495, 19798)]