18532480

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1301

約数の個数: 64

約数和(自身を含む): 46267200

約数和(自身を除く): 27734720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1259, 1472, 1840, 2518, 2944, 3680, 5036, 6295, 7360, 10072, 12590, 14720, 20144, 25180, 28957, 40288, 50360, 57914, 80576, 100720, 115828, 144785, 161152, 201440, 231656, 289570, 402880, 463312, 579140, 805760, 926624, 1158280, 1853248, 2316560, 3706496, 4633120, 9266240, 18532480]

約数ペア:

[(1, 18532480), (2, 9266240), (4, 4633120), (5, 3706496), (8, 2316560), (10, 1853248), (16, 1158280), (20, 926624), (23, 805760), (32, 579140), (40, 463312), (46, 402880), (64, 289570), (80, 231656), (92, 201440), (115, 161152), (128, 144785), (160, 115828), (184, 100720), (230, 80576), (320, 57914), (368, 50360), (460, 40288), (640, 28957), (736, 25180), (920, 20144), (1259, 14720), (1472, 12590), (1840, 10072), (2518, 7360), (2944, 6295), (3680, 5036)]