2990850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 7523328

約数和(自身を除く): 4532478

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 127, 150, 157, 254, 314, 381, 471, 635, 762, 785, 942, 1270, 1570, 1905, 2355, 3175, 3810, 3925, 4710, 6350, 7850, 9525, 11775, 19050, 19939, 23550, 39878, 59817, 99695, 119634, 199390, 299085, 498475, 598170, 996950, 1495425, 2990850]

約数ペア:

[(1, 2990850), (2, 1495425), (3, 996950), (5, 598170), (6, 498475), (10, 299085), (15, 199390), (25, 119634), (30, 99695), (50, 59817), (75, 39878), (127, 23550), (150, 19939), (157, 19050), (254, 11775), (314, 9525), (381, 7850), (471, 6350), (635, 4710), (762, 3925), (785, 3810), (942, 3175), (1270, 2355), (1570, 1905)]