2772022520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{15647}}^1$

素因数の和:15804

約数の個数: 64

約数和(自身を含む): 6444472320

約数和(自身を除く): 3672449800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 103, 172, 206, 215, 344, 412, 430, 515, 824, 860, 1030, 1720, 2060, 4120, 4429, 8858, 15647, 17716, 22145, 31294, 35432, 44290, 62588, 78235, 88580, 125176, 156470, 177160, 312940, 625880, 672821, 1345642, 1611641, 2691284, 3223282, 3364105, 5382568, 6446564, 6728210, 8058205, 12893128, 13456420, 16116410, 26912840, 32232820, 64465640, 69300563, 138601126, 277202252, 346502815, 554404504, 693005630, 1386011260, 2772022520]

約数ペア:

[(1, 2772022520), (2, 1386011260), (4, 693005630), (5, 554404504), (8, 346502815), (10, 277202252), (20, 138601126), (40, 69300563), (43, 64465640), (86, 32232820), (103, 26912840), (172, 16116410), (206, 13456420), (215, 12893128), (344, 8058205), (412, 6728210), (430, 6446564), (515, 5382568), (824, 3364105), (860, 3223282), (1030, 2691284), (1720, 1611641), (2060, 1345642), (4120, 672821), (4429, 625880), (8858, 312940), (15647, 177160), (17716, 156470), (22145, 125176), (31294, 88580), (35432, 78235), (44290, 62588)]