18230720

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2517

約数の個数: 56

約数和(自身を含む): 45317664

約数和(自身を除く): 27086944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 2477, 3680, 4954, 7360, 9908, 12385, 19816, 24770, 39632, 49540, 56971, 79264, 99080, 113942, 158528, 198160, 227884, 284855, 396320, 455768, 569710, 792640, 911536, 1139420, 1823072, 2278840, 3646144, 4557680, 9115360, 18230720]

約数ペア:

[(1, 18230720), (2, 9115360), (4, 4557680), (5, 3646144), (8, 2278840), (10, 1823072), (16, 1139420), (20, 911536), (23, 792640), (32, 569710), (40, 455768), (46, 396320), (64, 284855), (80, 227884), (92, 198160), (115, 158528), (160, 113942), (184, 99080), (230, 79264), (320, 56971), (368, 49540), (460, 39632), (736, 24770), (920, 19816), (1472, 12385), (1840, 9908), (2477, 7360), (3680, 4954)]