31363720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 74805120

約数和(自身を除く): 43441400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 292, 365, 460, 467, 584, 730, 920, 934, 1460, 1679, 1868, 2335, 2920, 3358, 3736, 4670, 6716, 8395, 9340, 10741, 13432, 16790, 18680, 21482, 33580, 34091, 42964, 53705, 67160, 68182, 85928, 107410, 136364, 170455, 214820, 272728, 340910, 429640, 681820, 784093, 1363640, 1568186, 3136372, 3920465, 6272744, 7840930, 15681860, 31363720]

約数ペア:

[(1, 31363720), (2, 15681860), (4, 7840930), (5, 6272744), (8, 3920465), (10, 3136372), (20, 1568186), (23, 1363640), (40, 784093), (46, 681820), (73, 429640), (92, 340910), (115, 272728), (146, 214820), (184, 170455), (230, 136364), (292, 107410), (365, 85928), (460, 68182), (467, 67160), (584, 53705), (730, 42964), (920, 34091), (934, 33580), (1460, 21482), (1679, 18680), (1868, 16790), (2335, 13432), (2920, 10741), (3358, 9340), (3736, 8395), (4670, 6716)]