201938380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4133}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 486158400

約数和(自身を除く): 284220020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1396, 1745, 2443, 3490, 4133, 4886, 6980, 8266, 9772, 12215, 16532, 20665, 24430, 28931, 41330, 48860, 57862, 82660, 115724, 144655, 289310, 578620, 1442417, 2884834, 5769668, 7212085, 10096919, 14424170, 20193838, 28848340, 40387676, 50484595, 100969190, 201938380]

約数ペア:

[(1, 201938380), (2, 100969190), (4, 50484595), (5, 40387676), (7, 28848340), (10, 20193838), (14, 14424170), (20, 10096919), (28, 7212085), (35, 5769668), (70, 2884834), (140, 1442417), (349, 578620), (698, 289310), (1396, 144655), (1745, 115724), (2443, 82660), (3490, 57862), (4133, 48860), (4886, 41330), (6980, 28931), (8266, 24430), (9772, 20665), (12215, 16532)]