28269760

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^2\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 84

約数和(自身を含む): 70792848

約数和(自身を除く): 42523088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 167, 184, 230, 320, 334, 368, 460, 529, 668, 736, 835, 920, 1058, 1336, 1472, 1670, 1840, 2116, 2645, 2672, 3340, 3680, 3841, 4232, 5290, 5344, 6680, 7360, 7682, 8464, 10580, 10688, 13360, 15364, 16928, 19205, 21160, 26720, 30728, 33856, 38410, 42320, 53440, 61456, 76820, 84640, 88343, 122912, 153640, 169280, 176686, 245824, 307280, 353372, 441715, 614560, 706744, 883430, 1229120, 1413488, 1766860, 2826976, 3533720, 5653952, 7067440, 14134880, 28269760]

約数ペア:

[(1, 28269760), (2, 14134880), (4, 7067440), (5, 5653952), (8, 3533720), (10, 2826976), (16, 1766860), (20, 1413488), (23, 1229120), (32, 883430), (40, 706744), (46, 614560), (64, 441715), (80, 353372), (92, 307280), (115, 245824), (160, 176686), (167, 169280), (184, 153640), (230, 122912), (320, 88343), (334, 84640), (368, 76820), (460, 61456), (529, 53440), (668, 42320), (736, 38410), (835, 33856), (920, 30728), (1058, 26720), (1336, 21160), (1472, 19205), (1670, 16928), (1840, 15364), (2116, 13360), (2645, 10688), (2672, 10580), (3340, 8464), (3680, 7682), (3841, 7360), (4232, 6680), (5290, 5344)]