2013405320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1360409}}^1$

素因数の和:1360457

約数の個数: 32

約数和(自身を含む): 4652602200

約数和(自身を除く): 2639196880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1360409, 2720818, 5441636, 6802045, 10883272, 13604090, 27208180, 50335133, 54416360, 100670266, 201340532, 251675665, 402681064, 503351330, 1006702660, 2013405320]

約数ペア:

[(1, 2013405320), (2, 1006702660), (4, 503351330), (5, 402681064), (8, 251675665), (10, 201340532), (20, 100670266), (37, 54416360), (40, 50335133), (74, 27208180), (148, 13604090), (185, 10883272), (296, 6802045), (370, 5441636), (740, 2720818), (1480, 1360409)]