28274240

素因数分解:

$2^6\times 5^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:759

約数の個数: 56

約数和(自身を含む): 67894200

約数和(自身を除く): 39619960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 149, 160, 298, 320, 593, 596, 745, 1186, 1192, 1490, 2372, 2384, 2965, 2980, 4744, 4768, 5930, 5960, 9488, 9536, 11860, 11920, 18976, 23720, 23840, 37952, 47440, 47680, 88357, 94880, 176714, 189760, 353428, 441785, 706856, 883570, 1413712, 1767140, 2827424, 3534280, 5654848, 7068560, 14137120, 28274240]

約数ペア:

[(1, 28274240), (2, 14137120), (4, 7068560), (5, 5654848), (8, 3534280), (10, 2827424), (16, 1767140), (20, 1413712), (32, 883570), (40, 706856), (64, 441785), (80, 353428), (149, 189760), (160, 176714), (298, 94880), (320, 88357), (593, 47680), (596, 47440), (745, 37952), (1186, 23840), (1192, 23720), (1490, 18976), (2372, 11920), (2384, 11860), (2965, 9536), (2980, 9488), (4744, 5960), (4768, 5930)]