8945560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17203}}^1$

素因数の和:17227

約数の個数: 32

約数和(自身を含む): 21677040

約数和(自身を除く): 12731480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 17203, 34406, 68812, 86015, 137624, 172030, 223639, 344060, 447278, 688120, 894556, 1118195, 1789112, 2236390, 4472780, 8945560]

約数ペア:

[(1, 8945560), (2, 4472780), (4, 2236390), (5, 1789112), (8, 1118195), (10, 894556), (13, 688120), (20, 447278), (26, 344060), (40, 223639), (52, 172030), (65, 137624), (104, 86015), (130, 68812), (260, 34406), (520, 17203)]