2235520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{499}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 6120000

約数和(自身を除く): 3884480

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, 448, 499, 560, 640, 896, 998, 1120, 1996, 2240, 2495, 3493, 3992, 4480, 4990, 6986, 7984, 9980, 13972, 15968, 17465, 19960, 27944, 31936, 34930, 39920, 55888, 63872, 69860, 79840, 111776, 139720, 159680, 223552, 279440, 319360, 447104, 558880, 1117760, 2235520]

約数ペア:

[(1, 2235520), (2, 1117760), (4, 558880), (5, 447104), (7, 319360), (8, 279440), (10, 223552), (14, 159680), (16, 139720), (20, 111776), (28, 79840), (32, 69860), (35, 63872), (40, 55888), (56, 39920), (64, 34930), (70, 31936), (80, 27944), (112, 19960), (128, 17465), (140, 15968), (160, 13972), (224, 9980), (280, 7984), (320, 6986), (448, 4990), (499, 4480), (560, 3992), (640, 3493), (896, 2495), (998, 2240), (1120, 1996)]