90264020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{58613}}^1$

素因数の和:58640

約数の個数: 48

約数和(自身を含む): 236331648

約数和(自身を除く): 146067628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 58613, 117226, 234452, 293065, 410291, 586130, 644743, 820582, 1172260, 1289486, 1641164, 2051455, 2578972, 3223715, 4102910, 4513201, 6447430, 8205820, 9026402, 12894860, 18052804, 22566005, 45132010, 90264020]

約数ペア:

[(1, 90264020), (2, 45132010), (4, 22566005), (5, 18052804), (7, 12894860), (10, 9026402), (11, 8205820), (14, 6447430), (20, 4513201), (22, 4102910), (28, 3223715), (35, 2578972), (44, 2051455), (55, 1641164), (70, 1289486), (77, 1172260), (110, 820582), (140, 644743), (154, 586130), (220, 410291), (308, 293065), (385, 234452), (770, 117226), (1540, 58613)]