2080201880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1\times {\mathrm{2837}}^1$

素因数の和:3668

約数の個数: 64

約数和(自身を含む): 4891803840

約数和(自身を除く): 2811601960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 797, 920, 1594, 2837, 3188, 3985, 5674, 6376, 7970, 11348, 14185, 15940, 18331, 22696, 28370, 31880, 36662, 56740, 65251, 73324, 91655, 113480, 130502, 146648, 183310, 261004, 326255, 366620, 522008, 652510, 733240, 1305020, 2261089, 2610040, 4522178, 9044356, 11305445, 18088712, 22610890, 45221780, 52005047, 90443560, 104010094, 208020188, 260025235, 416040376, 520050470, 1040100940, 2080201880]

約数ペア:

[(1, 2080201880), (2, 1040100940), (4, 520050470), (5, 416040376), (8, 260025235), (10, 208020188), (20, 104010094), (23, 90443560), (40, 52005047), (46, 45221780), (92, 22610890), (115, 18088712), (184, 11305445), (230, 9044356), (460, 4522178), (797, 2610040), (920, 2261089), (1594, 1305020), (2837, 733240), (3188, 652510), (3985, 522008), (5674, 366620), (6376, 326255), (7970, 261004), (11348, 183310), (14185, 146648), (15940, 130502), (18331, 113480), (22696, 91655), (28370, 73324), (31880, 65251), (36662, 56740)]