2913700280

素因数分解:

$2^3\times 5^1\times {\mathrm{72842507}}^1$

素因数の和:72842518

約数の個数: 16

約数和(自身を含む): 6555825720

約数和(自身を除く): 3642125440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72842507, 145685014, 291370028, 364212535, 582740056, 728425070, 1456850140, 2913700280]

約数ペア:

[(1, 2913700280), (2, 1456850140), (4, 728425070), (5, 582740056), (8, 364212535), (10, 291370028), (20, 145685014), (40, 72842507)]