31429280

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5309}}^1$

素因数の和:5361

約数の個数: 48

約数和(自身を含む): 76272840

約数和(自身を除く): 44843560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5309, 5920, 10618, 21236, 26545, 42472, 53090, 84944, 106180, 169888, 196433, 212360, 392866, 424720, 785732, 849440, 982165, 1571464, 1964330, 3142928, 3928660, 6285856, 7857320, 15714640, 31429280]

約数ペア:

[(1, 31429280), (2, 15714640), (4, 7857320), (5, 6285856), (8, 3928660), (10, 3142928), (16, 1964330), (20, 1571464), (32, 982165), (37, 849440), (40, 785732), (74, 424720), (80, 392866), (148, 212360), (160, 196433), (185, 169888), (296, 106180), (370, 84944), (592, 53090), (740, 42472), (1184, 26545), (1480, 21236), (2960, 10618), (5309, 5920)]