16570040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6791}}^1$

素因数の和:6863

約数の個数: 32

約数和(自身を含む): 37899360

約数和(自身を除く): 21329320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 6791, 13582, 27164, 33955, 54328, 67910, 135820, 271640, 414251, 828502, 1657004, 2071255, 3314008, 4142510, 8285020, 16570040]

約数ペア:

[(1, 16570040), (2, 8285020), (4, 4142510), (5, 3314008), (8, 2071255), (10, 1657004), (20, 828502), (40, 414251), (61, 271640), (122, 135820), (244, 67910), (305, 54328), (488, 33955), (610, 27164), (1220, 13582), (2440, 6791)]