201720340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530843}}^1$

素因数の和:530871

約数の個数: 24

約数和(自身を含む): 445908960

約数和(自身を除く): 244188620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530843, 1061686, 2123372, 2654215, 5308430, 10086017, 10616860, 20172034, 40344068, 50430085, 100860170, 201720340]

約数ペア:

[(1, 201720340), (2, 100860170), (4, 50430085), (5, 40344068), (10, 20172034), (19, 10616860), (20, 10086017), (38, 5308430), (76, 2654215), (95, 2123372), (190, 1061686), (380, 530843)]