23100980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1051}}^1$

素因数の和:1224

約数の個数: 48

約数和(自身を含む): 55848576

約数和(自身を除く): 32747596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1051, 1099, 1570, 2102, 2198, 3140, 4204, 4396, 5255, 5495, 7357, 10510, 10990, 14714, 21020, 21980, 29428, 36785, 73570, 147140, 165007, 330014, 660028, 825035, 1155049, 1650070, 2310098, 3300140, 4620196, 5775245, 11550490, 23100980]

約数ペア:

[(1, 23100980), (2, 11550490), (4, 5775245), (5, 4620196), (7, 3300140), (10, 2310098), (14, 1650070), (20, 1155049), (28, 825035), (35, 660028), (70, 330014), (140, 165007), (157, 147140), (314, 73570), (628, 36785), (785, 29428), (1051, 21980), (1099, 21020), (1570, 14714), (2102, 10990), (2198, 10510), (3140, 7357), (4204, 5495), (4396, 5255)]