16986880

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 42531552

約数和(自身を除く): 25544672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 577, 640, 736, 920, 1154, 1280, 1472, 1840, 2308, 2885, 2944, 3680, 4616, 5770, 5888, 7360, 9232, 11540, 13271, 14720, 18464, 23080, 26542, 29440, 36928, 46160, 53084, 66355, 73856, 92320, 106168, 132710, 147712, 184640, 212336, 265420, 369280, 424672, 530840, 738560, 849344, 1061680, 1698688, 2123360, 3397376, 4246720, 8493440, 16986880]

約数ペア:

[(1, 16986880), (2, 8493440), (4, 4246720), (5, 3397376), (8, 2123360), (10, 1698688), (16, 1061680), (20, 849344), (23, 738560), (32, 530840), (40, 424672), (46, 369280), (64, 265420), (80, 212336), (92, 184640), (115, 147712), (128, 132710), (160, 106168), (184, 92320), (230, 73856), (256, 66355), (320, 53084), (368, 46160), (460, 36928), (577, 29440), (640, 26542), (736, 23080), (920, 18464), (1154, 14720), (1280, 13271), (1472, 11540), (1840, 9232), (2308, 7360), (2885, 5888), (2944, 5770), (3680, 4616)]