1219713820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4691207}}^1$

素因数の和:4691229

約数の個数: 24

約数和(自身を含む): 2758430304

約数和(自身を除く): 1538716484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4691207, 9382414, 18764828, 23456035, 46912070, 60985691, 93824140, 121971382, 243942764, 304928455, 609856910, 1219713820]

約数ペア:

[(1, 1219713820), (2, 609856910), (4, 304928455), (5, 243942764), (10, 121971382), (13, 93824140), (20, 60985691), (26, 46912070), (52, 23456035), (65, 18764828), (130, 9382414), (260, 4691207)]