29112980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{111973}}^1$

素因数の和:111995

約数の個数: 24

約数和(自身を含む): 65840712

約数和(自身を除く): 36727732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 111973, 223946, 447892, 559865, 1119730, 1455649, 2239460, 2911298, 5822596, 7278245, 14556490, 29112980]

約数ペア:

[(1, 29112980), (2, 14556490), (4, 7278245), (5, 5822596), (10, 2911298), (13, 2239460), (20, 1455649), (26, 1119730), (52, 559865), (65, 447892), (130, 223946), (260, 111973)]