1883980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13457}}^1$

素因数の和:13473

約数の個数: 24

約数和(自身を含む): 4521888

約数和(自身を除く): 2637908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13457, 26914, 53828, 67285, 94199, 134570, 188398, 269140, 376796, 470995, 941990, 1883980]

約数ペア:

[(1, 1883980), (2, 941990), (4, 470995), (5, 376796), (7, 269140), (10, 188398), (14, 134570), (20, 94199), (28, 67285), (35, 53828), (70, 26914), (140, 13457)]