209549940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{120431}}^1$

素因数の和:120472

約数の個数: 48

約数和(自身を含む): 606977280

約数和(自身を除く): 397427340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 120431, 240862, 361293, 481724, 602155, 722586, 1204310, 1445172, 1806465, 2408620, 3492499, 3612930, 6984998, 7225860, 10477497, 13969996, 17462495, 20954994, 34924990, 41909988, 52387485, 69849980, 104774970, 209549940]

約数ペア:

[(1, 209549940), (2, 104774970), (3, 69849980), (4, 52387485), (5, 41909988), (6, 34924990), (10, 20954994), (12, 17462495), (15, 13969996), (20, 10477497), (29, 7225860), (30, 6984998), (58, 3612930), (60, 3492499), (87, 2408620), (116, 1806465), (145, 1445172), (174, 1204310), (290, 722586), (348, 602155), (435, 481724), (580, 361293), (870, 240862), (1740, 120431)]