903156260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{5927}}^1$

素因数の和:6356

約数の個数: 48

約数和(自身を含む): 2001767040

約数和(自身を除く): 1098610780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 401, 802, 1604, 2005, 4010, 5927, 7619, 8020, 11854, 15238, 23708, 29635, 30476, 38095, 59270, 76190, 112613, 118540, 152380, 225226, 450452, 563065, 1126130, 2252260, 2376727, 4753454, 9506908, 11883635, 23767270, 45157813, 47534540, 90315626, 180631252, 225789065, 451578130, 903156260]

約数ペア:

[(1, 903156260), (2, 451578130), (4, 225789065), (5, 180631252), (10, 90315626), (19, 47534540), (20, 45157813), (38, 23767270), (76, 11883635), (95, 9506908), (190, 4753454), (380, 2376727), (401, 2252260), (802, 1126130), (1604, 563065), (2005, 450452), (4010, 225226), (5927, 152380), (7619, 118540), (8020, 112613), (11854, 76190), (15238, 59270), (23708, 38095), (29635, 30476)]