40329040

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1523}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 94110048

約数和(自身を除く): 53781008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1523, 1655, 2648, 3046, 3310, 5296, 6092, 6620, 7615, 12184, 13240, 15230, 24368, 26480, 30460, 60920, 121840, 504113, 1008226, 2016452, 2520565, 4032904, 5041130, 8065808, 10082260, 20164520, 40329040]

約数ペア:

[(1, 40329040), (2, 20164520), (4, 10082260), (5, 8065808), (8, 5041130), (10, 4032904), (16, 2520565), (20, 2016452), (40, 1008226), (80, 504113), (331, 121840), (662, 60920), (1324, 30460), (1523, 26480), (1655, 24368), (2648, 15230), (3046, 13240), (3310, 12184), (5296, 7615), (6092, 6620)]