3989120

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 9987840

約数和(自身を除く): 5998720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 271, 320, 368, 460, 542, 640, 736, 920, 1084, 1355, 1472, 1840, 2168, 2710, 2944, 3680, 4336, 5420, 6233, 7360, 8672, 10840, 12466, 14720, 17344, 21680, 24932, 31165, 34688, 43360, 49864, 62330, 86720, 99728, 124660, 173440, 199456, 249320, 398912, 498640, 797824, 997280, 1994560, 3989120]

約数ペア:

[(1, 3989120), (2, 1994560), (4, 997280), (5, 797824), (8, 498640), (10, 398912), (16, 249320), (20, 199456), (23, 173440), (32, 124660), (40, 99728), (46, 86720), (64, 62330), (80, 49864), (92, 43360), (115, 34688), (128, 31165), (160, 24932), (184, 21680), (230, 17344), (271, 14720), (320, 12466), (368, 10840), (460, 8672), (542, 7360), (640, 6233), (736, 5420), (920, 4336), (1084, 3680), (1355, 2944), (1472, 2710), (1840, 2168)]