196241440

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13781}}^1$

素因数の和:13885

約数の個数: 48

約数和(自身を含む): 468863640

約数和(自身を除く): 272622200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 13781, 14240, 27562, 55124, 68905, 110248, 137810, 220496, 275620, 440992, 551240, 1102480, 1226509, 2204960, 2453018, 4906036, 6132545, 9812072, 12265090, 19624144, 24530180, 39248288, 49060360, 98120720, 196241440]

約数ペア:

[(1, 196241440), (2, 98120720), (4, 49060360), (5, 39248288), (8, 24530180), (10, 19624144), (16, 12265090), (20, 9812072), (32, 6132545), (40, 4906036), (80, 2453018), (89, 2204960), (160, 1226509), (178, 1102480), (356, 551240), (445, 440992), (712, 275620), (890, 220496), (1424, 137810), (1780, 110248), (2848, 68905), (3560, 55124), (7120, 27562), (13781, 14240)]