26878420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25357}}^1$

素因数の和:25419

約数の個数: 24

約数和(自身を含む): 57511944

約数和(自身を除く): 30633524

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 25357, 50714, 101428, 126785, 253570, 507140, 1343921, 2687842, 5375684, 6719605, 13439210, 26878420]

約数ペア:

[(1, 26878420), (2, 13439210), (4, 6719605), (5, 5375684), (10, 2687842), (20, 1343921), (53, 507140), (106, 253570), (212, 126785), (265, 101428), (530, 50714), (1060, 25357)]