2750010.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 169703424

約数和(自身を除く): 88030514

約数列:

[1, 2, 5, 10, 11, 22, 31, 43, 55, 62, 86, 110, 155, 215, 310, 341, 430, 473, 557, 682, 946, 1114, 1333, 1705, 2365, 2666, 2785, 3410, 4730, 5570, 6127, 6665, 12254, 13330, 14663, 17267, 23951, 29326, 30635, 34534, 47902, 61270, 73315, 86335, 119755, 146630, 172670, 189937, 239510, 263461, 379874, 526922, 742481, 949685, 1317305, 1484962, 1899370, 2634610, 3712405, 7424810, 8167291, 16334582, 40836455, 81672910]

約数ペア:

[(1, 81672910), (2, 40836455), (5, 16334582), (10, 8167291), (11, 7424810), (22, 3712405), (31, 2634610), (43, 1899370), (55, 1484962), (62, 1317305), (86, 949685), (110, 742481), (155, 526922), (215, 379874), (310, 263461), (341, 239510), (430, 189937), (473, 172670), (557, 146630), (682, 119755), (946, 86335), (1114, 73315), (1333, 61270), (1705, 47902), (2365, 34534), (2666, 30635), (2785, 29326), (3410, 23951), (4730, 17267), (5570, 14663), (6127, 13330), (6665, 12254)]