1902720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{991}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 6071040

約数和(自身を除く): 4168320

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, 320, 384, 480, 640, 960, 991, 1920, 1982, 2973, 3964, 4955, 5946, 7928, 9910, 11892, 14865, 15856, 19820, 23784, 29730, 31712, 39640, 47568, 59460, 63424, 79280, 95136, 118920, 126848, 158560, 190272, 237840, 317120, 380544, 475680, 634240, 951360, 1902720]

約数ペア:

[(1, 1902720), (2, 951360), (3, 634240), (4, 475680), (5, 380544), (6, 317120), (8, 237840), (10, 190272), (12, 158560), (15, 126848), (16, 118920), (20, 95136), (24, 79280), (30, 63424), (32, 59460), (40, 47568), (48, 39640), (60, 31712), (64, 29730), (80, 23784), (96, 19820), (120, 15856), (128, 14865), (160, 11892), (192, 9910), (240, 7928), (320, 5946), (384, 4955), (480, 3964), (640, 2973), (960, 1982), (991, 1920)]