2980431520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1693427}}^1$

素因数の和:1693453

約数の個数: 48

約数和(自身を含む): 7681389408

約数和(自身を除く): 4700957888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 1693427, 3386854, 6773708, 8467135, 13547416, 16934270, 18627697, 27094832, 33868540, 37255394, 54189664, 67737080, 74510788, 93138485, 135474160, 149021576, 186276970, 270948320, 298043152, 372553940, 596086304, 745107880, 1490215760, 2980431520]

約数ペア:

[(1, 2980431520), (2, 1490215760), (4, 745107880), (5, 596086304), (8, 372553940), (10, 298043152), (11, 270948320), (16, 186276970), (20, 149021576), (22, 135474160), (32, 93138485), (40, 74510788), (44, 67737080), (55, 54189664), (80, 37255394), (88, 33868540), (110, 27094832), (160, 18627697), (176, 16934270), (220, 13547416), (352, 8467135), (440, 6773708), (880, 3386854), (1760, 1693427)]