2800244320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{921133}}^1$

素因数の和:921167

約数の個数: 48

約数和(自身を含む): 6963773040

約数和(自身を除く): 4163528720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 921133, 1842266, 3684532, 4605665, 7369064, 9211330, 14738128, 17501527, 18422660, 29476256, 35003054, 36845320, 70006108, 73690640, 87507635, 140012216, 147381280, 175015270, 280024432, 350030540, 560048864, 700061080, 1400122160, 2800244320]

約数ペア:

[(1, 2800244320), (2, 1400122160), (4, 700061080), (5, 560048864), (8, 350030540), (10, 280024432), (16, 175015270), (19, 147381280), (20, 140012216), (32, 87507635), (38, 73690640), (40, 70006108), (76, 36845320), (80, 35003054), (95, 29476256), (152, 18422660), (160, 17501527), (190, 14738128), (304, 9211330), (380, 7369064), (608, 4605665), (760, 3684532), (1520, 1842266), (3040, 921133)]