8707790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1401

約数の個数: 48

約数和(自身を含む): 19649952

約数和(自身を除く): 10942162

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 1367, 2734, 3185, 6370, 6835, 9569, 13670, 17771, 19138, 35542, 47845, 66983, 88855, 95690, 124397, 133966, 177710, 248794, 334915, 621985, 669830, 870779, 1243970, 1741558, 4353895, 8707790]

約数ペア:

[(1, 8707790), (2, 4353895), (5, 1741558), (7, 1243970), (10, 870779), (13, 669830), (14, 621985), (26, 334915), (35, 248794), (49, 177710), (65, 133966), (70, 124397), (91, 95690), (98, 88855), (130, 66983), (182, 47845), (245, 35542), (455, 19138), (490, 17771), (637, 13670), (910, 9569), (1274, 6835), (1367, 6370), (2734, 3185)]