8562920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{593}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 20368260

約数和(自身を除く): 11805340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 593, 722, 760, 1186, 1444, 1805, 2372, 2888, 2965, 3610, 4744, 5930, 7220, 11267, 11860, 14440, 22534, 23720, 45068, 56335, 90136, 112670, 214073, 225340, 428146, 450680, 856292, 1070365, 1712584, 2140730, 4281460, 8562920]

約数ペア:

[(1, 8562920), (2, 4281460), (4, 2140730), (5, 1712584), (8, 1070365), (10, 856292), (19, 450680), (20, 428146), (38, 225340), (40, 214073), (76, 112670), (95, 90136), (152, 56335), (190, 45068), (361, 23720), (380, 22534), (593, 14440), (722, 11860), (760, 11267), (1186, 7220), (1444, 5930), (1805, 4744), (2372, 3610), (2888, 2965)]