31088180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3557}}^1$

素因数の和:3608

約数の個数: 48

約数和(自身を含む): 71729280

約数和(自身を除く): 40641100

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 3557, 4370, 7114, 8740, 14228, 17785, 35570, 67583, 71140, 81811, 135166, 163622, 270332, 327244, 337915, 409055, 675830, 818110, 1351660, 1554409, 1636220, 3108818, 6217636, 7772045, 15544090, 31088180]

約数ペア:

[(1, 31088180), (2, 15544090), (4, 7772045), (5, 6217636), (10, 3108818), (19, 1636220), (20, 1554409), (23, 1351660), (38, 818110), (46, 675830), (76, 409055), (92, 337915), (95, 327244), (115, 270332), (190, 163622), (230, 135166), (380, 81811), (437, 71140), (460, 67583), (874, 35570), (1748, 17785), (2185, 14228), (3557, 8740), (4370, 7114)]