280888970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{25057}}^1$

素因数の和:25142

約数の個数: 32

約数和(自身を含む): 541252800

約数和(自身を除く): 260363830

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 2242, 5605, 11210, 25057, 50114, 125285, 250570, 476083, 952166, 1478363, 2380415, 2956726, 4760830, 7391815, 14783630, 28088897, 56177794, 140444485, 280888970]

約数ペア:

[(1, 280888970), (2, 140444485), (5, 56177794), (10, 28088897), (19, 14783630), (38, 7391815), (59, 4760830), (95, 2956726), (118, 2380415), (190, 1478363), (295, 952166), (590, 476083), (1121, 250570), (2242, 125285), (5605, 50114), (11210, 25057)]