1930880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{431}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 5287680

約数和(自身を除く): 3356800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 431, 448, 560, 640, 862, 896, 1120, 1724, 2155, 2240, 3017, 3448, 4310, 4480, 6034, 6896, 8620, 12068, 13792, 15085, 17240, 24136, 27584, 30170, 34480, 48272, 55168, 60340, 68960, 96544, 120680, 137920, 193088, 241360, 275840, 386176, 482720, 965440, 1930880]

約数ペア:

[(1, 1930880), (2, 965440), (4, 482720), (5, 386176), (7, 275840), (8, 241360), (10, 193088), (14, 137920), (16, 120680), (20, 96544), (28, 68960), (32, 60340), (35, 55168), (40, 48272), (56, 34480), (64, 30170), (70, 27584), (80, 24136), (112, 17240), (128, 15085), (140, 13792), (160, 12068), (224, 8620), (280, 6896), (320, 6034), (431, 4480), (448, 4310), (560, 3448), (640, 3017), (862, 2240), (896, 2155), (1120, 1724)]