40588880

素因数分解:

$2^4\times 5^1\times {\mathrm{507361}}^1$

素因数の和:507374

約数の個数: 20

約数和(自身を含む): 94369332

約数和(自身を除く): 53780452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 507361, 1014722, 2029444, 2536805, 4058888, 5073610, 8117776, 10147220, 20294440, 40588880]

約数ペア:

[(1, 40588880), (2, 20294440), (4, 10147220), (5, 8117776), (8, 5073610), (10, 4058888), (16, 2536805), (20, 2029444), (40, 1014722), (80, 507361)]