123894790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1721}}^1$

素因数の和:2064

約数の個数: 32

約数和(自身を含む): 233585856

約数和(自身を除く): 109691066

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 313, 626, 1565, 1721, 3130, 3442, 7199, 8605, 14398, 17210, 35995, 39583, 71990, 79166, 197915, 395830, 538673, 1077346, 2693365, 5386730, 12389479, 24778958, 61947395, 123894790]

約数ペア:

[(1, 123894790), (2, 61947395), (5, 24778958), (10, 12389479), (23, 5386730), (46, 2693365), (115, 1077346), (230, 538673), (313, 395830), (626, 197915), (1565, 79166), (1721, 71990), (3130, 39583), (3442, 35995), (7199, 17210), (8605, 14398)]