8119160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 13031560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 271, 280, 428, 535, 542, 749, 856, 1070, 1084, 1355, 1498, 1897, 2140, 2168, 2710, 2996, 3745, 3794, 4280, 5420, 5992, 7490, 7588, 9485, 10840, 14980, 15176, 18970, 28997, 29960, 37940, 57994, 75880, 115988, 144985, 202979, 231976, 289970, 405958, 579940, 811916, 1014895, 1159880, 1623832, 2029790, 4059580, 8119160]

約数ペア:

[(1, 8119160), (2, 4059580), (4, 2029790), (5, 1623832), (7, 1159880), (8, 1014895), (10, 811916), (14, 579940), (20, 405958), (28, 289970), (35, 231976), (40, 202979), (56, 144985), (70, 115988), (107, 75880), (140, 57994), (214, 37940), (271, 29960), (280, 28997), (428, 18970), (535, 15176), (542, 14980), (749, 10840), (856, 9485), (1070, 7588), (1084, 7490), (1355, 5992), (1498, 5420), (1897, 4280), (2140, 3794), (2168, 3745), (2710, 2996)]