2080491080

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{300649}}^1$

素因数の和:300833

約数の個数: 32

約数和(自身を含む): 4708179000

約数和(自身を除く): 2627687920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 300649, 601298, 1202596, 1503245, 2405192, 3006490, 6012980, 12025960, 52012277, 104024554, 208049108, 260061385, 416098216, 520122770, 1040245540, 2080491080]

約数ペア:

[(1, 2080491080), (2, 1040245540), (4, 520122770), (5, 416098216), (8, 260061385), (10, 208049108), (20, 104024554), (40, 52012277), (173, 12025960), (346, 6012980), (692, 3006490), (865, 2405192), (1384, 1503245), (1730, 1202596), (3460, 601298), (6920, 300649)]