29156937460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{214043}}^1$

素因数の和:214205

約数の個数: 72

約数和(自身を含む): 71738987040

約数和(自身を除く): 42582049580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 490, 556, 695, 973, 980, 1390, 1946, 2780, 3892, 4865, 6811, 9730, 13622, 19460, 27244, 34055, 68110, 136220, 214043, 428086, 856172, 1070215, 1498301, 2140430, 2996602, 4280860, 5993204, 7491505, 10488107, 14983010, 20976214, 29751977, 29966020, 41952428, 52440535, 59503954, 104881070, 119007908, 148759885, 208263839, 209762140, 297519770, 416527678, 595039540, 833055356, 1041319195, 1457846873, 2082638390, 2915693746, 4165276780, 5831387492, 7289234365, 14578468730, 29156937460]

約数ペア:

[(1, 29156937460), (2, 14578468730), (4, 7289234365), (5, 5831387492), (7, 4165276780), (10, 2915693746), (14, 2082638390), (20, 1457846873), (28, 1041319195), (35, 833055356), (49, 595039540), (70, 416527678), (98, 297519770), (139, 209762140), (140, 208263839), (196, 148759885), (245, 119007908), (278, 104881070), (490, 59503954), (556, 52440535), (695, 41952428), (973, 29966020), (980, 29751977), (1390, 20976214), (1946, 14983010), (2780, 10488107), (3892, 7491505), (4865, 5993204), (6811, 4280860), (9730, 2996602), (13622, 2140430), (19460, 1498301), (27244, 1070215), (34055, 856172), (68110, 428086), (136220, 214043)]