1075948520

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{27143}}^1$

素因数の和:28145

約数の個数: 32

約数和(自身を含む): 2423416320

約数和(自身を除く): 1347467800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 3964, 4955, 7928, 9910, 19820, 27143, 39640, 54286, 108572, 135715, 217144, 271430, 542860, 1085720, 26898713, 53797426, 107594852, 134493565, 215189704, 268987130, 537974260, 1075948520]

約数ペア:

[(1, 1075948520), (2, 537974260), (4, 268987130), (5, 215189704), (8, 134493565), (10, 107594852), (20, 53797426), (40, 26898713), (991, 1085720), (1982, 542860), (3964, 271430), (4955, 217144), (7928, 135715), (9910, 108572), (19820, 54286), (27143, 39640)]