27668560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 68745600

約数和(自身を除く): 41077040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 167, 190, 218, 304, 334, 380, 436, 545, 668, 760, 835, 872, 1090, 1336, 1520, 1670, 1744, 2071, 2180, 2672, 3173, 3340, 4142, 4360, 6346, 6680, 8284, 8720, 10355, 12692, 13360, 15865, 16568, 18203, 20710, 25384, 31730, 33136, 36406, 41420, 50768, 63460, 72812, 82840, 91015, 126920, 145624, 165680, 182030, 253840, 291248, 345857, 364060, 691714, 728120, 1383428, 1456240, 1729285, 2766856, 3458570, 5533712, 6917140, 13834280, 27668560]

約数ペア:

[(1, 27668560), (2, 13834280), (4, 6917140), (5, 5533712), (8, 3458570), (10, 2766856), (16, 1729285), (19, 1456240), (20, 1383428), (38, 728120), (40, 691714), (76, 364060), (80, 345857), (95, 291248), (109, 253840), (152, 182030), (167, 165680), (190, 145624), (218, 126920), (304, 91015), (334, 82840), (380, 72812), (436, 63460), (545, 50768), (668, 41420), (760, 36406), (835, 33136), (872, 31730), (1090, 25384), (1336, 20710), (1520, 18203), (1670, 16568), (1744, 15865), (2071, 13360), (2180, 12692), (2672, 10355), (3173, 8720), (3340, 8284), (4142, 6680), (4360, 6346)]