2013399320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1170581}}^1$

素因数の和:1170635

約数の個数: 32

約数和(自身を含む): 4635504720

約数和(自身を除く): 2622105400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1170581, 2341162, 4682324, 5852905, 9364648, 11705810, 23411620, 46823240, 50334983, 100669966, 201339932, 251674915, 402679864, 503349830, 1006699660, 2013399320]

約数ペア:

[(1, 2013399320), (2, 1006699660), (4, 503349830), (5, 402679864), (8, 251674915), (10, 201339932), (20, 100669966), (40, 50334983), (43, 46823240), (86, 23411620), (172, 11705810), (215, 9364648), (344, 5852905), (430, 4682324), (860, 2341162), (1720, 1170581)]