8981630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4139}}^1$

素因数の和:4184

約数の個数: 32

約数和(自身を含む): 19077120

約数和(自身を除く): 10095490

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 4139, 8278, 20695, 28973, 41390, 57946, 128309, 144865, 256618, 289730, 641545, 898163, 1283090, 1796326, 4490815, 8981630]

約数ペア:

[(1, 8981630), (2, 4490815), (5, 1796326), (7, 1283090), (10, 898163), (14, 641545), (31, 289730), (35, 256618), (62, 144865), (70, 128309), (155, 57946), (217, 41390), (310, 28973), (434, 20695), (1085, 8278), (2170, 4139)]