8320004

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 19649952

約数和(自身を除く): 11329948

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 227, 238, 308, 374, 454, 476, 539, 748, 833, 908, 1078, 1309, 1589, 1666, 2156, 2497, 2618, 3178, 3332, 3859, 4994, 5236, 6356, 7718, 9163, 9988, 11123, 15436, 17479, 18326, 22246, 27013, 34958, 36652, 42449, 44492, 54026, 69916, 84898, 108052, 122353, 169796, 189091, 244706, 297143, 378182, 489412, 594286, 756364, 1188572, 2080001, 4160002, 8320004]

約数ペア:

[(1, 8320004), (2, 4160002), (4, 2080001), (7, 1188572), (11, 756364), (14, 594286), (17, 489412), (22, 378182), (28, 297143), (34, 244706), (44, 189091), (49, 169796), (68, 122353), (77, 108052), (98, 84898), (119, 69916), (154, 54026), (187, 44492), (196, 42449), (227, 36652), (238, 34958), (308, 27013), (374, 22246), (454, 18326), (476, 17479), (539, 15436), (748, 11123), (833, 9988), (908, 9163), (1078, 7718), (1309, 6356), (1589, 5236), (1666, 4994), (2156, 3859), (2497, 3332), (2618, 3178)]