2129720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2795080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1439, 1480, 2878, 5756, 7195, 11512, 14390, 28780, 53243, 57560, 106486, 212972, 266215, 425944, 532430, 1064860, 2129720]

約数ペア:

[(1, 2129720), (2, 1064860), (4, 532430), (5, 425944), (8, 266215), (10, 212972), (20, 106486), (37, 57560), (40, 53243), (74, 28780), (148, 14390), (185, 11512), (296, 7195), (370, 5756), (740, 2878), (1439, 1480)]