193724920

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{68213}}^1$

素因数の和:68295

約数の個数: 32

約数和(自身を含む): 442026720

約数和(自身を除く): 248301800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 68213, 136426, 272852, 341065, 545704, 682130, 1364260, 2728520, 4843123, 9686246, 19372492, 24215615, 38744984, 48431230, 96862460, 193724920]

約数ペア:

[(1, 193724920), (2, 96862460), (4, 48431230), (5, 38744984), (8, 24215615), (10, 19372492), (20, 9686246), (40, 4843123), (71, 2728520), (142, 1364260), (284, 682130), (355, 545704), (568, 341065), (710, 272852), (1420, 136426), (2840, 68213)]