7757940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 21853440

約数和(自身を除く): 14095500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 541, 717, 956, 1082, 1195, 1434, 1623, 2164, 2390, 2705, 2868, 3246, 3585, 4780, 5410, 6492, 7170, 8115, 10820, 14340, 16230, 32460, 129299, 258598, 387897, 517196, 646495, 775794, 1292990, 1551588, 1939485, 2585980, 3878970, 7757940]

約数ペア:

[(1, 7757940), (2, 3878970), (3, 2585980), (4, 1939485), (5, 1551588), (6, 1292990), (10, 775794), (12, 646495), (15, 517196), (20, 387897), (30, 258598), (60, 129299), (239, 32460), (478, 16230), (541, 14340), (717, 10820), (956, 8115), (1082, 7170), (1195, 6492), (1434, 5410), (1623, 4780), (2164, 3585), (2390, 3246), (2705, 2868)]