2564340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 7284480

約数和(自身を除く): 4720140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 541, 790, 948, 1082, 1185, 1580, 1623, 2164, 2370, 2705, 3246, 4740, 5410, 6492, 8115, 10820, 16230, 32460, 42739, 85478, 128217, 170956, 213695, 256434, 427390, 512868, 641085, 854780, 1282170, 2564340]

約数ペア:

[(1, 2564340), (2, 1282170), (3, 854780), (4, 641085), (5, 512868), (6, 427390), (10, 256434), (12, 213695), (15, 170956), (20, 128217), (30, 85478), (60, 42739), (79, 32460), (158, 16230), (237, 10820), (316, 8115), (395, 6492), (474, 5410), (541, 4740), (790, 3246), (948, 2705), (1082, 2370), (1185, 2164), (1580, 1623)]