13846420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 34473600

約数和(自身を除く): 20627180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 199, 245, 284, 355, 398, 490, 497, 710, 796, 980, 994, 995, 1393, 1420, 1988, 1990, 2485, 2786, 3479, 3980, 4970, 5572, 6958, 6965, 9751, 9940, 13916, 13930, 14129, 17395, 19502, 27860, 28258, 34790, 39004, 48755, 56516, 69580, 70645, 97510, 98903, 141290, 195020, 197806, 282580, 395612, 494515, 692321, 989030, 1384642, 1978060, 2769284, 3461605, 6923210, 13846420]

約数ペア:

[(1, 13846420), (2, 6923210), (4, 3461605), (5, 2769284), (7, 1978060), (10, 1384642), (14, 989030), (20, 692321), (28, 494515), (35, 395612), (49, 282580), (70, 197806), (71, 195020), (98, 141290), (140, 98903), (142, 97510), (196, 70645), (199, 69580), (245, 56516), (284, 48755), (355, 39004), (398, 34790), (490, 28258), (497, 27860), (710, 19502), (796, 17395), (980, 14129), (994, 13930), (995, 13916), (1393, 9940), (1420, 9751), (1988, 6965), (1990, 6958), (2485, 5572), (2786, 4970), (3479, 3980)]