39475280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37957}}^1$

素因数の和:37983

約数の個数: 40

約数和(自身を含む): 98842632

約数和(自身を除く): 59367352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 37957, 75914, 151828, 189785, 303656, 379570, 493441, 607312, 759140, 986882, 1518280, 1973764, 2467205, 3036560, 3947528, 4934410, 7895056, 9868820, 19737640, 39475280]

約数ペア:

[(1, 39475280), (2, 19737640), (4, 9868820), (5, 7895056), (8, 4934410), (10, 3947528), (13, 3036560), (16, 2467205), (20, 1973764), (26, 1518280), (40, 986882), (52, 759140), (65, 607312), (80, 493441), (104, 379570), (130, 303656), (208, 189785), (260, 151828), (520, 75914), (1040, 37957)]