42056840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{150203}}^1$

素因数の和:150221

約数の個数: 32

約数和(自身を含む): 108146880

約数和(自身を除く): 66090040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 150203, 300406, 600812, 751015, 1051421, 1201624, 1502030, 2102842, 3004060, 4205684, 5257105, 6008120, 8411368, 10514210, 21028420, 42056840]

約数ペア:

[(1, 42056840), (2, 21028420), (4, 10514210), (5, 8411368), (7, 6008120), (8, 5257105), (10, 4205684), (14, 3004060), (20, 2102842), (28, 1502030), (35, 1201624), (40, 1051421), (56, 751015), (70, 600812), (140, 300406), (280, 150203)]