40018672

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 79347600

約数和(自身を除く): 39328928

約数列:

[1, 2, 4, 8, 16, 89, 157, 178, 179, 314, 356, 358, 628, 712, 716, 1256, 1424, 1432, 2512, 2864, 13973, 15931, 27946, 28103, 31862, 55892, 56206, 63724, 111784, 112412, 127448, 223568, 224824, 254896, 449648, 2501167, 5002334, 10004668, 20009336, 40018672]

約数ペア:

[(1, 40018672), (2, 20009336), (4, 10004668), (8, 5002334), (16, 2501167), (89, 449648), (157, 254896), (178, 224824), (179, 223568), (314, 127448), (356, 112412), (358, 111784), (628, 63724), (712, 56206), (716, 55892), (1256, 31862), (1424, 28103), (1432, 27946), (2512, 15931), (2864, 13973)]