67369660

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{19471}}^1$

素因数の和:19653

約数の個数: 24

約数和(自身を含む): 142301376

約数和(自身を除く): 74931716

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 19471, 38942, 77884, 97355, 194710, 389420, 3368483, 6736966, 13473932, 16842415, 33684830, 67369660]

約数ペア:

[(1, 67369660), (2, 33684830), (4, 16842415), (5, 13473932), (10, 6736966), (20, 3368483), (173, 389420), (346, 194710), (692, 97355), (865, 77884), (1730, 38942), (3460, 19471)]