18772040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67043}}^1$

素因数の和:67061

約数の個数: 32

約数和(自身を含む): 48271680

約数和(自身を除く): 29499640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 67043, 134086, 268172, 335215, 469301, 536344, 670430, 938602, 1340860, 1877204, 2346505, 2681720, 3754408, 4693010, 9386020, 18772040]

約数ペア:

[(1, 18772040), (2, 9386020), (4, 4693010), (5, 3754408), (7, 2681720), (8, 2346505), (10, 1877204), (14, 1340860), (20, 938602), (28, 670430), (35, 536344), (40, 469301), (56, 335215), (70, 268172), (140, 134086), (280, 67043)]