1189104640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{271}}^1\times {\mathrm{857}}^1$

素因数の和:1153

約数の個数: 88

約数和(自身を含む): 2866324032

約数和(自身を除く): 1677219392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 512, 542, 640, 857, 1024, 1084, 1280, 1355, 1714, 2168, 2560, 2710, 3428, 4285, 4336, 5120, 5420, 6856, 8570, 8672, 10840, 13712, 17140, 17344, 21680, 27424, 34280, 34688, 43360, 54848, 68560, 69376, 86720, 109696, 137120, 138752, 173440, 219392, 232247, 274240, 277504, 346880, 438784, 464494, 548480, 693760, 877568, 928988, 1096960, 1161235, 1387520, 1857976, 2193920, 2322470, 3715952, 4387840, 4644940, 7431904, 9289880, 14863808, 18579760, 29727616, 37159520, 59455232, 74319040, 118910464, 148638080, 237820928, 297276160, 594552320, 1189104640]

約数ペア:

[(1, 1189104640), (2, 594552320), (4, 297276160), (5, 237820928), (8, 148638080), (10, 118910464), (16, 74319040), (20, 59455232), (32, 37159520), (40, 29727616), (64, 18579760), (80, 14863808), (128, 9289880), (160, 7431904), (256, 4644940), (271, 4387840), (320, 3715952), (512, 2322470), (542, 2193920), (640, 1857976), (857, 1387520), (1024, 1161235), (1084, 1096960), (1280, 928988), (1355, 877568), (1714, 693760), (2168, 548480), (2560, 464494), (2710, 438784), (3428, 346880), (4285, 277504), (4336, 274240), (5120, 232247), (5420, 219392), (6856, 173440), (8570, 138752), (8672, 137120), (10840, 109696), (13712, 86720), (17140, 69376), (17344, 68560), (21680, 54848), (27424, 43360), (34280, 34688)]