18684160

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1327}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 48859776

約数和(自身を除く): 30175616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1327, 1408, 1760, 2654, 2816, 3520, 5308, 6635, 7040, 10616, 13270, 14080, 14597, 21232, 26540, 29194, 42464, 53080, 58388, 72985, 84928, 106160, 116776, 145970, 169856, 212320, 233552, 291940, 339712, 424640, 467104, 583880, 849280, 934208, 1167760, 1698560, 1868416, 2335520, 3736832, 4671040, 9342080, 18684160]

約数ペア:

[(1, 18684160), (2, 9342080), (4, 4671040), (5, 3736832), (8, 2335520), (10, 1868416), (11, 1698560), (16, 1167760), (20, 934208), (22, 849280), (32, 583880), (40, 467104), (44, 424640), (55, 339712), (64, 291940), (80, 233552), (88, 212320), (110, 169856), (128, 145970), (160, 116776), (176, 106160), (220, 84928), (256, 72985), (320, 58388), (352, 53080), (440, 42464), (640, 29194), (704, 26540), (880, 21232), (1280, 14597), (1327, 14080), (1408, 13270), (1760, 10616), (2654, 7040), (2816, 6635), (3520, 5308)]