2150960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 5999616

約数和(自身を除く): 3848656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 167, 184, 230, 280, 322, 334, 368, 460, 560, 644, 668, 805, 835, 920, 1169, 1288, 1336, 1610, 1670, 1840, 2338, 2576, 2672, 3220, 3340, 3841, 4676, 5845, 6440, 6680, 7682, 9352, 11690, 12880, 13360, 15364, 18704, 19205, 23380, 26887, 30728, 38410, 46760, 53774, 61456, 76820, 93520, 107548, 134435, 153640, 215096, 268870, 307280, 430192, 537740, 1075480, 2150960]

約数ペア:

[(1, 2150960), (2, 1075480), (4, 537740), (5, 430192), (7, 307280), (8, 268870), (10, 215096), (14, 153640), (16, 134435), (20, 107548), (23, 93520), (28, 76820), (35, 61456), (40, 53774), (46, 46760), (56, 38410), (70, 30728), (80, 26887), (92, 23380), (112, 19205), (115, 18704), (140, 15364), (161, 13360), (167, 12880), (184, 11690), (230, 9352), (280, 7682), (322, 6680), (334, 6440), (368, 5845), (460, 4676), (560, 3841), (644, 3340), (668, 3220), (805, 2672), (835, 2576), (920, 2338), (1169, 1840), (1288, 1670), (1336, 1610)]