30144040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7043}}^1$

素因数の和:7161

約数の個数: 32

約数和(自身を含む): 68467680

約数和(自身を除く): 38323640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 7043, 14086, 28172, 35215, 56344, 70430, 140860, 281720, 753601, 1507202, 3014404, 3768005, 6028808, 7536010, 15072020, 30144040]

約数ペア:

[(1, 30144040), (2, 15072020), (4, 7536010), (5, 6028808), (8, 3768005), (10, 3014404), (20, 1507202), (40, 753601), (107, 281720), (214, 140860), (428, 70430), (535, 56344), (856, 35215), (1070, 28172), (2140, 14086), (4280, 7043)]