89722780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17321}}^1$

素因数の和:17374

約数の個数: 48

約数和(自身を含む): 221167296

約数和(自身を除く): 131444516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 17321, 34642, 69284, 86605, 121247, 173210, 242494, 346420, 484988, 606235, 640877, 1212470, 1281754, 2424940, 2563508, 3204385, 4486139, 6408770, 8972278, 12817540, 17944556, 22430695, 44861390, 89722780]

約数ペア:

[(1, 89722780), (2, 44861390), (4, 22430695), (5, 17944556), (7, 12817540), (10, 8972278), (14, 6408770), (20, 4486139), (28, 3204385), (35, 2563508), (37, 2424940), (70, 1281754), (74, 1212470), (140, 640877), (148, 606235), (185, 484988), (259, 346420), (370, 242494), (518, 173210), (740, 121247), (1036, 86605), (1295, 69284), (2590, 34642), (5180, 17321)]