422045320

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 963705600

約数和(自身を除く): 541660280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 239, 262, 337, 478, 524, 655, 674, 956, 1048, 1195, 1310, 1348, 1685, 1912, 2390, 2620, 2696, 3370, 4780, 5240, 6740, 9560, 13480, 31309, 44147, 62618, 80543, 88294, 125236, 156545, 161086, 176588, 220735, 250472, 313090, 322172, 353176, 402715, 441470, 626180, 644344, 805430, 882940, 1252360, 1610860, 1765880, 3221720, 10551133, 21102266, 42204532, 52755665, 84409064, 105511330, 211022660, 422045320]

約数ペア:

[(1, 422045320), (2, 211022660), (4, 105511330), (5, 84409064), (8, 52755665), (10, 42204532), (20, 21102266), (40, 10551133), (131, 3221720), (239, 1765880), (262, 1610860), (337, 1252360), (478, 882940), (524, 805430), (655, 644344), (674, 626180), (956, 441470), (1048, 402715), (1195, 353176), (1310, 322172), (1348, 313090), (1685, 250472), (1912, 220735), (2390, 176588), (2620, 161086), (2696, 156545), (3370, 125236), (4780, 88294), (5240, 80543), (6740, 62618), (9560, 44147), (13480, 31309)]