897920

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 2276640

約数和(自身を除く): 1378720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 61, 64, 80, 92, 115, 122, 128, 160, 184, 230, 244, 305, 320, 368, 460, 488, 610, 640, 736, 920, 976, 1220, 1403, 1472, 1840, 1952, 2440, 2806, 2944, 3680, 3904, 4880, 5612, 7015, 7360, 7808, 9760, 11224, 14030, 14720, 19520, 22448, 28060, 39040, 44896, 56120, 89792, 112240, 179584, 224480, 448960, 897920]

約数ペア:

[(1, 897920), (2, 448960), (4, 224480), (5, 179584), (8, 112240), (10, 89792), (16, 56120), (20, 44896), (23, 39040), (32, 28060), (40, 22448), (46, 19520), (61, 14720), (64, 14030), (80, 11224), (92, 9760), (115, 7808), (122, 7360), (128, 7015), (160, 5612), (184, 4880), (230, 3904), (244, 3680), (305, 2944), (320, 2806), (368, 2440), (460, 1952), (488, 1840), (610, 1472), (640, 1403), (736, 1220), (920, 976)]