123679660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{475691}}^1$

素因数の和:475713

約数の個数: 24

約数和(自身を含む): 279706896

約数和(自身を除く): 156027236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 475691, 951382, 1902764, 2378455, 4756910, 6183983, 9513820, 12367966, 24735932, 30919915, 61839830, 123679660]

約数ペア:

[(1, 123679660), (2, 61839830), (4, 30919915), (5, 24735932), (10, 12367966), (13, 9513820), (20, 6183983), (26, 4756910), (52, 2378455), (65, 1902764), (130, 951382), (260, 475691)]