1442987660

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{541}}^1\times {\mathrm{691}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 3056021472

約数和(自身を除く): 1613033812

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 541, 691, 772, 965, 1082, 1382, 1930, 2164, 2705, 2764, 3455, 3860, 5410, 6910, 10820, 13820, 104413, 133363, 208826, 266726, 373831, 417652, 522065, 533452, 666815, 747662, 1044130, 1333630, 1495324, 1869155, 2088260, 2667260, 3738310, 7476620, 72149383, 144298766, 288597532, 360746915, 721493830, 1442987660]

約数ペア:

[(1, 1442987660), (2, 721493830), (4, 360746915), (5, 288597532), (10, 144298766), (20, 72149383), (193, 7476620), (386, 3738310), (541, 2667260), (691, 2088260), (772, 1869155), (965, 1495324), (1082, 1333630), (1382, 1044130), (1930, 747662), (2164, 666815), (2705, 533452), (2764, 522065), (3455, 417652), (3860, 373831), (5410, 266726), (6910, 208826), (10820, 133363), (13820, 104413)]