87419480

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{7459}}^1$

素因数の和:7763

約数の個数: 32

約数和(自身を含む): 197391600

約数和(自身を除く): 109972120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 7459, 11720, 14918, 29836, 37295, 59672, 74590, 149180, 298360, 2185487, 4370974, 8741948, 10927435, 17483896, 21854870, 43709740, 87419480]

約数ペア:

[(1, 87419480), (2, 43709740), (4, 21854870), (5, 17483896), (8, 10927435), (10, 8741948), (20, 4370974), (40, 2185487), (293, 298360), (586, 149180), (1172, 74590), (1465, 59672), (2344, 37295), (2930, 29836), (5860, 14918), (7459, 11720)]