42509740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23357}}^1$

素因数の和:23386

約数の個数: 48

約数和(自身を含む): 109876032

約数和(自身を除く): 67366292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 23357, 46714, 93428, 116785, 163499, 233570, 303641, 326998, 467140, 607282, 653996, 817495, 1214564, 1518205, 1634990, 2125487, 3036410, 3269980, 4250974, 6072820, 8501948, 10627435, 21254870, 42509740]

約数ペア:

[(1, 42509740), (2, 21254870), (4, 10627435), (5, 8501948), (7, 6072820), (10, 4250974), (13, 3269980), (14, 3036410), (20, 2125487), (26, 1634990), (28, 1518205), (35, 1214564), (52, 817495), (65, 653996), (70, 607282), (91, 467140), (130, 326998), (140, 303641), (182, 233570), (260, 163499), (364, 116785), (455, 93428), (910, 46714), (1820, 23357)]