2009887980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{424027}}^1$

素因数の和:424118

約数の個数: 48

約数和(自身を含む): 5698936320

約数和(自身を除く): 3689048340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 424027, 848054, 1272081, 1696108, 2120135, 2544162, 4240270, 5088324, 6360405, 8480540, 12720810, 25441620, 33498133, 66996266, 100494399, 133992532, 167490665, 200988798, 334981330, 401977596, 502471995, 669962660, 1004943990, 2009887980]

約数ペア:

[(1, 2009887980), (2, 1004943990), (3, 669962660), (4, 502471995), (5, 401977596), (6, 334981330), (10, 200988798), (12, 167490665), (15, 133992532), (20, 100494399), (30, 66996266), (60, 33498133), (79, 25441620), (158, 12720810), (237, 8480540), (316, 6360405), (395, 5088324), (474, 4240270), (790, 2544162), (948, 2120135), (1185, 1696108), (1580, 1272081), (2370, 848054), (4740, 424027)]