40388710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1048

約数の個数: 32

約数和(自身を含む): 74986272

約数和(自身を除く): 34597562

約数列:

[1, 2, 5, 10, 61, 73, 122, 146, 305, 365, 610, 730, 907, 1814, 4453, 4535, 8906, 9070, 22265, 44530, 55327, 66211, 110654, 132422, 276635, 331055, 553270, 662110, 4038871, 8077742, 20194355, 40388710]

約数ペア:

[(1, 40388710), (2, 20194355), (5, 8077742), (10, 4038871), (61, 662110), (73, 553270), (122, 331055), (146, 276635), (305, 132422), (365, 110654), (610, 66211), (730, 55327), (907, 44530), (1814, 22265), (4453, 9070), (4535, 8906)]