2080453640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2737439}}^1$

素因数の和:2737469

約数の個数: 32

約数和(自身を含む): 4927392000

約数和(自身を除く): 2846938360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2737439, 5474878, 10949756, 13687195, 21899512, 27374390, 52011341, 54748780, 104022682, 109497560, 208045364, 260056705, 416090728, 520113410, 1040226820, 2080453640]

約数ペア:

[(1, 2080453640), (2, 1040226820), (4, 520113410), (5, 416090728), (8, 260056705), (10, 208045364), (19, 109497560), (20, 104022682), (38, 54748780), (40, 52011341), (76, 27374390), (95, 21899512), (152, 13687195), (190, 10949756), (380, 5474878), (760, 2737439)]