219628690

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1866

約数の個数: 32

約数和(自身を含む): 402900480

約数和(自身を除く): 183271790

約数列:

[1, 2, 5, 10, 79, 158, 173, 346, 395, 790, 865, 1607, 1730, 3214, 8035, 13667, 16070, 27334, 68335, 126953, 136670, 253906, 278011, 556022, 634765, 1269530, 1390055, 2780110, 21962869, 43925738, 109814345, 219628690]

約数ペア:

[(1, 219628690), (2, 109814345), (5, 43925738), (10, 21962869), (79, 2780110), (158, 1390055), (173, 1269530), (346, 634765), (395, 556022), (790, 278011), (865, 253906), (1607, 136670), (1730, 126953), (3214, 68335), (8035, 27334), (13667, 16070)]