894040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 2396160

約数和(自身を除く): 1502120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 103, 124, 140, 155, 206, 217, 248, 280, 310, 412, 434, 515, 620, 721, 824, 868, 1030, 1085, 1240, 1442, 1736, 2060, 2170, 2884, 3193, 3605, 4120, 4340, 5768, 6386, 7210, 8680, 12772, 14420, 15965, 22351, 25544, 28840, 31930, 44702, 63860, 89404, 111755, 127720, 178808, 223510, 447020, 894040]

約数ペア:

[(1, 894040), (2, 447020), (4, 223510), (5, 178808), (7, 127720), (8, 111755), (10, 89404), (14, 63860), (20, 44702), (28, 31930), (31, 28840), (35, 25544), (40, 22351), (56, 15965), (62, 14420), (70, 12772), (103, 8680), (124, 7210), (140, 6386), (155, 5768), (206, 4340), (217, 4120), (248, 3605), (280, 3193), (310, 2884), (412, 2170), (434, 2060), (515, 1736), (620, 1442), (721, 1240), (824, 1085), (868, 1030)]