7924280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 22407840

約数和(自身を除く): 14483560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 311, 364, 392, 455, 490, 520, 622, 637, 728, 910, 980, 1244, 1274, 1555, 1820, 1960, 2177, 2488, 2548, 3110, 3185, 3640, 4043, 4354, 5096, 6220, 6370, 8086, 8708, 10885, 12440, 12740, 15239, 16172, 17416, 20215, 21770, 25480, 28301, 30478, 32344, 40430, 43540, 56602, 60956, 76195, 80860, 87080, 113204, 121912, 141505, 152390, 161720, 198107, 226408, 283010, 304780, 396214, 566020, 609560, 792428, 990535, 1132040, 1584856, 1981070, 3962140, 7924280]

約数ペア:

[(1, 7924280), (2, 3962140), (4, 1981070), (5, 1584856), (7, 1132040), (8, 990535), (10, 792428), (13, 609560), (14, 566020), (20, 396214), (26, 304780), (28, 283010), (35, 226408), (40, 198107), (49, 161720), (52, 152390), (56, 141505), (65, 121912), (70, 113204), (91, 87080), (98, 80860), (104, 76195), (130, 60956), (140, 56602), (182, 43540), (196, 40430), (245, 32344), (260, 30478), (280, 28301), (311, 25480), (364, 21770), (392, 20215), (455, 17416), (490, 16172), (520, 15239), (622, 12740), (637, 12440), (728, 10885), (910, 8708), (980, 8086), (1244, 6370), (1274, 6220), (1555, 5096), (1820, 4354), (1960, 4043), (2177, 3640), (2488, 3185), (2548, 3110)]