18136640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 84

約数和(自身を含む): 45870876

約数和(自身を除く): 27734236

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 157, 160, 190, 304, 314, 320, 361, 380, 608, 628, 722, 760, 785, 1216, 1256, 1444, 1520, 1570, 1805, 2512, 2888, 2983, 3040, 3140, 3610, 5024, 5776, 5966, 6080, 6280, 7220, 10048, 11552, 11932, 12560, 14440, 14915, 23104, 23864, 25120, 28880, 29830, 47728, 50240, 56677, 57760, 59660, 95456, 113354, 115520, 119320, 190912, 226708, 238640, 283385, 453416, 477280, 566770, 906832, 954560, 1133540, 1813664, 2267080, 3627328, 4534160, 9068320, 18136640]

約数ペア:

[(1, 18136640), (2, 9068320), (4, 4534160), (5, 3627328), (8, 2267080), (10, 1813664), (16, 1133540), (19, 954560), (20, 906832), (32, 566770), (38, 477280), (40, 453416), (64, 283385), (76, 238640), (80, 226708), (95, 190912), (152, 119320), (157, 115520), (160, 113354), (190, 95456), (304, 59660), (314, 57760), (320, 56677), (361, 50240), (380, 47728), (608, 29830), (628, 28880), (722, 25120), (760, 23864), (785, 23104), (1216, 14915), (1256, 14440), (1444, 12560), (1520, 11932), (1570, 11552), (1805, 10048), (2512, 7220), (2888, 6280), (2983, 6080), (3040, 5966), (3140, 5776), (3610, 5024)]