4219278320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2775841}}^1$

素因数の和:2775873

約数の個数: 40

約数和(自身を含む): 10326132240

約数和(自身を除く): 6106853920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2775841, 5551682, 11103364, 13879205, 22206728, 27758410, 44413456, 52740979, 55516820, 105481958, 111033640, 210963916, 222067280, 263704895, 421927832, 527409790, 843855664, 1054819580, 2109639160, 4219278320]

約数ペア:

[(1, 4219278320), (2, 2109639160), (4, 1054819580), (5, 843855664), (8, 527409790), (10, 421927832), (16, 263704895), (19, 222067280), (20, 210963916), (38, 111033640), (40, 105481958), (76, 55516820), (80, 52740979), (95, 44413456), (152, 27758410), (190, 22206728), (304, 13879205), (380, 11103364), (760, 5551682), (1520, 2775841)]