2565920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 7257600

約数和(自身を除く): 4691680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 79, 80, 112, 116, 140, 145, 158, 160, 203, 224, 232, 280, 290, 316, 395, 406, 464, 553, 560, 580, 632, 790, 812, 928, 1015, 1106, 1120, 1160, 1264, 1580, 1624, 2030, 2212, 2291, 2320, 2528, 2765, 3160, 3248, 4060, 4424, 4582, 4640, 5530, 6320, 6496, 8120, 8848, 9164, 11060, 11455, 12640, 16037, 16240, 17696, 18328, 22120, 22910, 32074, 32480, 36656, 44240, 45820, 64148, 73312, 80185, 88480, 91640, 128296, 160370, 183280, 256592, 320740, 366560, 513184, 641480, 1282960, 2565920]

約数ペア:

[(1, 2565920), (2, 1282960), (4, 641480), (5, 513184), (7, 366560), (8, 320740), (10, 256592), (14, 183280), (16, 160370), (20, 128296), (28, 91640), (29, 88480), (32, 80185), (35, 73312), (40, 64148), (56, 45820), (58, 44240), (70, 36656), (79, 32480), (80, 32074), (112, 22910), (116, 22120), (140, 18328), (145, 17696), (158, 16240), (160, 16037), (203, 12640), (224, 11455), (232, 11060), (280, 9164), (290, 8848), (316, 8120), (395, 6496), (406, 6320), (464, 5530), (553, 4640), (560, 4582), (580, 4424), (632, 4060), (790, 3248), (812, 3160), (928, 2765), (1015, 2528), (1106, 2320), (1120, 2291), (1160, 2212), (1264, 2030), (1580, 1624)]