13819960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 39521520

約数和(自身を除く): 25701560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 641, 770, 980, 1078, 1282, 1540, 1960, 2156, 2564, 2695, 3080, 3205, 4312, 4487, 5128, 5390, 6410, 7051, 8974, 10780, 12820, 14102, 17948, 21560, 22435, 25640, 28204, 31409, 35255, 35896, 44870, 49357, 56408, 62818, 70510, 89740, 98714, 125636, 141020, 157045, 179480, 197428, 246785, 251272, 282040, 314090, 345499, 394856, 493570, 628180, 690998, 987140, 1256360, 1381996, 1727495, 1974280, 2763992, 3454990, 6909980, 13819960]

約数ペア:

[(1, 13819960), (2, 6909980), (4, 3454990), (5, 2763992), (7, 1974280), (8, 1727495), (10, 1381996), (11, 1256360), (14, 987140), (20, 690998), (22, 628180), (28, 493570), (35, 394856), (40, 345499), (44, 314090), (49, 282040), (55, 251272), (56, 246785), (70, 197428), (77, 179480), (88, 157045), (98, 141020), (110, 125636), (140, 98714), (154, 89740), (196, 70510), (220, 62818), (245, 56408), (280, 49357), (308, 44870), (385, 35896), (392, 35255), (440, 31409), (490, 28204), (539, 25640), (616, 22435), (641, 21560), (770, 17948), (980, 14102), (1078, 12820), (1282, 10780), (1540, 8974), (1960, 7051), (2156, 6410), (2564, 5390), (2695, 5128), (3080, 4487), (3205, 4312)]