3845240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 10229760

約数和(自身を除く): 6384520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 443, 620, 868, 886, 1085, 1240, 1736, 1772, 2170, 2215, 3101, 3544, 4340, 4430, 6202, 8680, 8860, 12404, 13733, 15505, 17720, 24808, 27466, 31010, 54932, 62020, 68665, 96131, 109864, 124040, 137330, 192262, 274660, 384524, 480655, 549320, 769048, 961310, 1922620, 3845240]

約数ペア:

[(1, 3845240), (2, 1922620), (4, 961310), (5, 769048), (7, 549320), (8, 480655), (10, 384524), (14, 274660), (20, 192262), (28, 137330), (31, 124040), (35, 109864), (40, 96131), (56, 68665), (62, 62020), (70, 54932), (124, 31010), (140, 27466), (155, 24808), (217, 17720), (248, 15505), (280, 13733), (310, 12404), (434, 8860), (443, 8680), (620, 6202), (868, 4430), (886, 4340), (1085, 3544), (1240, 3101), (1736, 2215), (1772, 2170)]