28492057180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{184081}}^1$

素因数の和:184270

約数の個数: 48

約数和(自身を含む): 61233036480

約数和(自身を除く): 32740979300

約数列:

[1, 2, 4, 5, 10, 20, 71, 109, 142, 218, 284, 355, 436, 545, 710, 1090, 1420, 2180, 7739, 15478, 30956, 38695, 77390, 154780, 184081, 368162, 736324, 920405, 1840810, 3681620, 13069751, 20064829, 26139502, 40129658, 52279004, 65348755, 80259316, 100324145, 130697510, 200648290, 261395020, 401296580, 1424602859, 2849205718, 5698411436, 7123014295, 14246028590, 28492057180]

約数ペア:

[(1, 28492057180), (2, 14246028590), (4, 7123014295), (5, 5698411436), (10, 2849205718), (20, 1424602859), (71, 401296580), (109, 261395020), (142, 200648290), (218, 130697510), (284, 100324145), (355, 80259316), (436, 65348755), (545, 52279004), (710, 40129658), (1090, 26139502), (1420, 20064829), (2180, 13069751), (7739, 3681620), (15478, 1840810), (30956, 920405), (38695, 736324), (77390, 368162), (154780, 184081)]