2398996880

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{87427}}^1$

素因数の和:87461

約数の個数: 80

約数和(自身を含む): 6504643200

約数和(自身を除く): 4105646320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 13720, 27440, 87427, 174854, 349708, 437135, 611989, 699416, 874270, 1223978, 1398832, 1748540, 2447956, 3059945, 3497080, 4283923, 4895912, 6119890, 6994160, 8567846, 9791824, 12239780, 17135692, 21419615, 24479560, 29987461, 34271384, 42839230, 48959120, 59974922, 68542768, 85678460, 119949844, 149937305, 171356920, 239899688, 299874610, 342713840, 479799376, 599749220, 1199498440, 2398996880]

約数ペア:

[(1, 2398996880), (2, 1199498440), (4, 599749220), (5, 479799376), (7, 342713840), (8, 299874610), (10, 239899688), (14, 171356920), (16, 149937305), (20, 119949844), (28, 85678460), (35, 68542768), (40, 59974922), (49, 48959120), (56, 42839230), (70, 34271384), (80, 29987461), (98, 24479560), (112, 21419615), (140, 17135692), (196, 12239780), (245, 9791824), (280, 8567846), (343, 6994160), (392, 6119890), (490, 4895912), (560, 4283923), (686, 3497080), (784, 3059945), (980, 2447956), (1372, 1748540), (1715, 1398832), (1960, 1223978), (2744, 874270), (3430, 699416), (3920, 611989), (5488, 437135), (6860, 349708), (13720, 174854), (27440, 87427)]