53192020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19997}}^1$

素因数の和:20032

約数の個数: 48

約数和(自身を含む): 134386560

約数和(自身を除く): 81194540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 19997, 39994, 79988, 99985, 139979, 199970, 279958, 379943, 399940, 559916, 699895, 759886, 1399790, 1519772, 1899715, 2659601, 2799580, 3799430, 5319202, 7598860, 10638404, 13298005, 26596010, 53192020]

約数ペア:

[(1, 53192020), (2, 26596010), (4, 13298005), (5, 10638404), (7, 7598860), (10, 5319202), (14, 3799430), (19, 2799580), (20, 2659601), (28, 1899715), (35, 1519772), (38, 1399790), (70, 759886), (76, 699895), (95, 559916), (133, 399940), (140, 379943), (190, 279958), (266, 199970), (380, 139979), (532, 99985), (665, 79988), (1330, 39994), (2660, 19997)]