19656960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5119}}^1$

素因数の和:5143

約数の個数: 72

約数和(自身を含む): 62791680

約数和(自身を除く): 43134720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5119, 10238, 15357, 20476, 25595, 30714, 40952, 51190, 61428, 76785, 81904, 102380, 122856, 153570, 163808, 204760, 245712, 307140, 327616, 409520, 491424, 614280, 655232, 819040, 982848, 1228560, 1310464, 1638080, 1965696, 2457120, 3276160, 3931392, 4914240, 6552320, 9828480, 19656960]

約数ペア:

[(1, 19656960), (2, 9828480), (3, 6552320), (4, 4914240), (5, 3931392), (6, 3276160), (8, 2457120), (10, 1965696), (12, 1638080), (15, 1310464), (16, 1228560), (20, 982848), (24, 819040), (30, 655232), (32, 614280), (40, 491424), (48, 409520), (60, 327616), (64, 307140), (80, 245712), (96, 204760), (120, 163808), (128, 153570), (160, 122856), (192, 102380), (240, 81904), (256, 76785), (320, 61428), (384, 51190), (480, 40952), (640, 30714), (768, 25595), (960, 20476), (1280, 15357), (1920, 10238), (3840, 5119)]