1890910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:265

約数の個数: 48

約数和(自身を含む): 4210704

約数和(自身を除く): 2319794

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 227, 238, 245, 454, 490, 595, 833, 1135, 1190, 1589, 1666, 2270, 3178, 3859, 4165, 7718, 7945, 8330, 11123, 15890, 19295, 22246, 27013, 38590, 54026, 55615, 111230, 135065, 189091, 270130, 378182, 945455, 1890910]

約数ペア:

[(1, 1890910), (2, 945455), (5, 378182), (7, 270130), (10, 189091), (14, 135065), (17, 111230), (34, 55615), (35, 54026), (49, 38590), (70, 27013), (85, 22246), (98, 19295), (119, 15890), (170, 11123), (227, 8330), (238, 7945), (245, 7718), (454, 4165), (490, 3859), (595, 3178), (833, 2270), (1135, 1666), (1190, 1589)]