657201220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{22369}}^1$

素因数の和:22504

約数の個数: 48

約数和(自身を含む): 1499505840

約数和(自身を除く): 842304620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 5876, 7345, 14690, 22369, 29380, 44738, 89476, 111845, 223690, 290797, 447380, 581594, 1163188, 1453985, 2527697, 2907970, 5055394, 5815940, 10110788, 12638485, 25276970, 32860061, 50553940, 65720122, 131440244, 164300305, 328600610, 657201220]

約数ペア:

[(1, 657201220), (2, 328600610), (4, 164300305), (5, 131440244), (10, 65720122), (13, 50553940), (20, 32860061), (26, 25276970), (52, 12638485), (65, 10110788), (113, 5815940), (130, 5055394), (226, 2907970), (260, 2527697), (452, 1453985), (565, 1163188), (1130, 581594), (1469, 447380), (2260, 290797), (2938, 223690), (5876, 111845), (7345, 89476), (14690, 44738), (22369, 29380)]