12943360

素因数分解:

$2^{15}\times 5^1\times {\mathrm{79}}^1$

素因数の和:114

約数の個数: 64

約数和(自身を含む): 31456800

約数和(自身を除く): 18513440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 316, 320, 395, 512, 632, 640, 790, 1024, 1264, 1280, 1580, 2048, 2528, 2560, 3160, 4096, 5056, 5120, 6320, 8192, 10112, 10240, 12640, 16384, 20224, 20480, 25280, 32768, 40448, 40960, 50560, 80896, 81920, 101120, 161792, 163840, 202240, 323584, 404480, 647168, 808960, 1294336, 1617920, 2588672, 3235840, 6471680, 12943360]

約数ペア:

[(1, 12943360), (2, 6471680), (4, 3235840), (5, 2588672), (8, 1617920), (10, 1294336), (16, 808960), (20, 647168), (32, 404480), (40, 323584), (64, 202240), (79, 163840), (80, 161792), (128, 101120), (158, 81920), (160, 80896), (256, 50560), (316, 40960), (320, 40448), (395, 32768), (512, 25280), (632, 20480), (640, 20224), (790, 16384), (1024, 12640), (1264, 10240), (1280, 10112), (1580, 8192), (2048, 6320), (2528, 5120), (2560, 5056), (3160, 4096)]