664134910

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{15877}}^1$

素因数の和:16020

約数の個数: 32

約数和(自身を含む): 1234673280

約数和(自身を除く): 570538370

約数列:

[1, 2, 5, 10, 47, 89, 94, 178, 235, 445, 470, 890, 4183, 8366, 15877, 20915, 31754, 41830, 79385, 158770, 746219, 1413053, 1492438, 2826106, 3731095, 7065265, 7462190, 14130530, 66413491, 132826982, 332067455, 664134910]

約数ペア:

[(1, 664134910), (2, 332067455), (5, 132826982), (10, 66413491), (47, 14130530), (89, 7462190), (94, 7065265), (178, 3731095), (235, 2826106), (445, 1492438), (470, 1413053), (890, 746219), (4183, 158770), (8366, 79385), (15877, 41830), (20915, 31754)]