246481820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{948007}}^1$

素因数の和:948029

約数の個数: 24

約数和(自身を含む): 557428704

約数和(自身を除く): 310946884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 948007, 1896014, 3792028, 4740035, 9480070, 12324091, 18960140, 24648182, 49296364, 61620455, 123240910, 246481820]

約数ペア:

[(1, 246481820), (2, 123240910), (4, 61620455), (5, 49296364), (10, 24648182), (13, 18960140), (20, 12324091), (26, 9480070), (52, 4740035), (65, 3792028), (130, 1896014), (260, 948007)]