3781820

素因数分解:

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

素因数の和:267

約数の個数: 72

約数和(自身を含む): 9824976

約数和(自身を除く): 6043156

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 227, 238, 245, 340, 454, 476, 490, 595, 833, 908, 980, 1135, 1190, 1589, 1666, 2270, 2380, 3178, 3332, 3859, 4165, 4540, 6356, 7718, 7945, 8330, 11123, 15436, 15890, 16660, 19295, 22246, 27013, 31780, 38590, 44492, 54026, 55615, 77180, 108052, 111230, 135065, 189091, 222460, 270130, 378182, 540260, 756364, 945455, 1890910, 3781820]

約数ペア:

[(1, 3781820), (2, 1890910), (4, 945455), (5, 756364), (7, 540260), (10, 378182), (14, 270130), (17, 222460), (20, 189091), (28, 135065), (34, 111230), (35, 108052), (49, 77180), (68, 55615), (70, 54026), (85, 44492), (98, 38590), (119, 31780), (140, 27013), (170, 22246), (196, 19295), (227, 16660), (238, 15890), (245, 15436), (340, 11123), (454, 8330), (476, 7945), (490, 7718), (595, 6356), (833, 4540), (908, 4165), (980, 3859), (1135, 3332), (1190, 3178), (1589, 2380), (1666, 2270)]