194902540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3989}}^1$

素因数の和:4354

約数の個数: 48

約数和(自身を含む): 469224000

約数和(自身を除く): 274321460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 2443, 3490, 3989, 4886, 6980, 7978, 9772, 12215, 15956, 19945, 24430, 27923, 39890, 48860, 55846, 79780, 111692, 139615, 279230, 558460, 1392161, 2784322, 5568644, 6960805, 9745127, 13921610, 19490254, 27843220, 38980508, 48725635, 97451270, 194902540]

約数ペア:

[(1, 194902540), (2, 97451270), (4, 48725635), (5, 38980508), (7, 27843220), (10, 19490254), (14, 13921610), (20, 9745127), (28, 6960805), (35, 5568644), (70, 2784322), (140, 1392161), (349, 558460), (698, 279230), (1396, 139615), (1745, 111692), (2443, 79780), (3490, 55846), (3989, 48860), (4886, 39890), (6980, 27923), (7978, 24430), (9772, 19945), (12215, 15956)]