420852068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2957}}^1$

素因数の和:3021

約数の個数: 96

約数和(自身を含む): 1001839104

約数和(自身を除く): 580987036

約数列:

[1, 2, 4, 7, 13, 14, 17, 23, 26, 28, 34, 46, 52, 68, 91, 92, 119, 161, 182, 221, 238, 299, 322, 364, 391, 442, 476, 598, 644, 782, 884, 1196, 1547, 1564, 2093, 2737, 2957, 3094, 4186, 5083, 5474, 5914, 6188, 8372, 10166, 10948, 11828, 20332, 20699, 35581, 38441, 41398, 50269, 68011, 71162, 76882, 82796, 100538, 136022, 142324, 153764, 201076, 269087, 272044, 351883, 476077, 538174, 653497, 703766, 884143, 952154, 1076348, 1156187, 1306994, 1407532, 1768286, 1904308, 2312374, 2613988, 3536572, 4574479, 4624748, 6189001, 8093309, 9148958, 12378002, 15030431, 16186618, 18297916, 24756004, 30060862, 32373236, 60121724, 105213017, 210426034, 420852068]

約数ペア:

[(1, 420852068), (2, 210426034), (4, 105213017), (7, 60121724), (13, 32373236), (14, 30060862), (17, 24756004), (23, 18297916), (26, 16186618), (28, 15030431), (34, 12378002), (46, 9148958), (52, 8093309), (68, 6189001), (91, 4624748), (92, 4574479), (119, 3536572), (161, 2613988), (182, 2312374), (221, 1904308), (238, 1768286), (299, 1407532), (322, 1306994), (364, 1156187), (391, 1076348), (442, 952154), (476, 884143), (598, 703766), (644, 653497), (782, 538174), (884, 476077), (1196, 351883), (1547, 272044), (1564, 269087), (2093, 201076), (2737, 153764), (2957, 142324), (3094, 136022), (4186, 100538), (5083, 82796), (5474, 76882), (5914, 71162), (6188, 68011), (8372, 50269), (10166, 41398), (10948, 38441), (11828, 35581), (20332, 20699)]