2020289720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{608521}}^1$

素因数の和:608615

約数の個数: 32

約数和(自身を含む): 4600426320

約数和(自身を除く): 2580136600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 608521, 1217042, 2434084, 3042605, 4868168, 6085210, 12170420, 24340840, 50507243, 101014486, 202028972, 252536215, 404057944, 505072430, 1010144860, 2020289720]

約数ペア:

[(1, 2020289720), (2, 1010144860), (4, 505072430), (5, 404057944), (8, 252536215), (10, 202028972), (20, 101014486), (40, 50507243), (83, 24340840), (166, 12170420), (332, 6085210), (415, 4868168), (664, 3042605), (830, 2434084), (1660, 1217042), (3320, 608521)]