2212550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 4620240

約数和(自身を除く): 2407690

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 137, 170, 190, 274, 323, 425, 475, 646, 685, 850, 950, 1370, 1615, 2329, 2603, 3230, 3425, 4658, 5206, 6850, 8075, 11645, 13015, 16150, 23290, 26030, 44251, 58225, 65075, 88502, 116450, 130150, 221255, 442510, 1106275, 2212550]

約数ペア:

[(1, 2212550), (2, 1106275), (5, 442510), (10, 221255), (17, 130150), (19, 116450), (25, 88502), (34, 65075), (38, 58225), (50, 44251), (85, 26030), (95, 23290), (137, 16150), (170, 13015), (190, 11645), (274, 8075), (323, 6850), (425, 5206), (475, 4658), (646, 3425), (685, 3230), (850, 2603), (950, 2329), (1370, 1615)]